Calf, Height and Drop
Tall boots that fit your calf and your leg, from slim to wide and short to tall
Measure the widest part of your calf and the length from the floor to the bend behind your knee, then match both numbers to the maker's chart. Choose a slim, regular or wide calf and a short, regular or tall height, and plan for the boot to drop.

To measure for tall boots, take three numbers: calf, height and foot, and write them down before you open a size chart. Calf and height decide whether a tall boot works; foot size follows your usual boot size on the maker's chart. Field and dress boots should be form-fitting without sagging, so a close, accurate measurement matters more than rounding up. Measure at home with a soft tape and a helper, then read how new tall boots should fit to check the numbers against how a boot should feel on the first try.
Tall boot size charts differ by brand, so match your calf, height and foot numbers to the chart for the exact maker rather than carrying one set of numbers everywhere. The charts below print each maker's own measurements and notes, and a maker's calf and height codes mean different things from one line to the next. For Tredstep, the Tredstep tall boots sizing page goes deeper on the Donatello and Sirani lines. Look elsewhere if your numbers fall between two sizes on a chart, because the section on height and drop below covers that call.
| EU Size | (A) Height | (B) Width |
|---|---|---|
| 35R | 43.5 cm | 34.5 cm |
| 36R | 44 cm | 35 cm |
| 37R | 44.5 cm | 35.5 cm |
| 38R | 45 cm | 36.5 cm |
| 39R | 45 cm | 37 cm |
| 40R | 46 cm | 37.5 cm |
| 41R | 46 cm | 38 cm |
| 42R | 46.5 cm | 38.5 cm |
| Regular | Wide | Extra Wide | |||||||
|---|---|---|---|---|---|---|---|---|---|
| Size US | Height (Regular) | Calf (inner) (Regular) | Ankle (inner) (Regular) | Height (Wide) | Calf(inner) (Wide) | Ankle (inner) (Wide) | Height (Extra Wide) | Calf (inner) (Extra Wide) | Ankle (inner) (Extra Wide) |
| 6 | 15.6 | 14.3 | 11.0 | 15.6 | 15.0 | 11.0 | 15.6 | 15.6 | 11.0 |
| 6.5 | 15.8 | 14.6 | 11.2 | 15.8 | 15.2 | 11.2 | 15.8 | 15.8 | 11.2 |
| 7 | 16 | 14.7 | 11.3 | 16.2 | 15.4 | 11.3 | 16.0 | 16.0 | 11.3 |
| 7.5 | 16.1 | 14.9 | 11.5 | 16.1 | 15.5 | 11.5 | 16.1 | 16.1 | 11.5 |
| 8 | 16.2 | 15.1 | 11.7 | 16.2 | 15.7 | 11.7 | 16.2 | 16.3 | 11.7 |
| 8.5 | 16.5 | 15.4 | 11.8 | 16.5 | 16.0 | 11.8 | 16.5 | 16.6 | 11.8 |
| 9 | 16.8 | 15.6 | 12.0 | 16.8 | 16.2 | 12.0 | 16.8 | 16.9 | 12.0 |
| 9.5 | 17.0 | 15.8 | 12.2 | 17.0 | 16.5 | 12.2 | 17.0 | 17.1 | 12.2 |
| 10 | 17.2 | 16.1 | 12.4 | 17.2 | 16.7 | 12.4 | 17.2 | 17.3 | 12.4 |
| 10.5 | 17.5 | 16.2 | 12.6 | 17.5 | 16.9 | 12.6 | 17.5 | 17.6 | 12.6 |
| 11 | 17.7 | 16.4 | 12.8 | 17.7 | 17.1 | 12.8 | 17.7 | 17.8 | 12.8 |
| FOOT SIZE | CALF (A) | HEIGHT (B) | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| US | EU | XX SLIM | X SLIM | SLIM | REG | REG + | MED | MED + | FULL | FULL + | SHORT |
| 5.5 - 6 | 36 | 11 1/2 | 12 1/4 | 12 3/4 | 13 1/2 | 14 | 16 1/4 | ||||
| 6.5 / 7 | 37 | 11 1/2 | 12 1/4 | 12 3/4 | 13 1/2 | 14 | 14 1/2 | 15 1/4 | 15 3/4 | 16 1/2 | |
| 7.5 | 38 | 12 1/4 | 12 3/4 | 13 1/2 | 14 | 14 1/2 | 15 1/4 | 15 3/4 | 16 1/4 | 16 3/4 | |
| 8 / 8.5 | 39 | 12 1/2 | 13 | 13 1/2 | 14 1/4 | 14 3/4 | 15 1/4 | 16 | 16 1/2 | 17 1/4 | |
| 9 | 40 | 13 1/2 | 14 1/2 | 15 3/4 | 17 | 17 1/4 | |||||
| 9.5 / 10 | 41 | 13 1/2 | 14 1/2 | 15 3/4 | 17 1/2 | ||||||
| FOOT SIZE | CALF | HEIGHT | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| US | EU | XX SLIM | X SLIM | SLIM | REG | REG + | MED | MED + | FULL | FULL + | REG (2) |
| 5.5 - 6 | 36 | 11 | 11 1/2 | 12 1/4 | 12 3/4 | 13 1/2 | 14 | 17 1/4 | |||
| 6.5 / 7 | 37 | 11 | 11 1/2 | 12 1/4 | 12 3/4 | 13 1/2 | 14 | 14 1/2 | 15 1/4 | 15 3/4 | 17 3/4 |
| 7.5 | 38 | 11 1/2 | 12 1/4 | 12 3/4 | 13 1/2 | 14 | 14 1/2 | 15 1/4 | 15 3/4 | 16 1/4 | 18 |
| 8 / 8.5 | 39 | 11 3/4 | 12 1/2 | 13 | 13 1/2 | 14 1/4 | 14 3/4 | 15 1/4 | 16 | 16 1/2 | 18 1/4 |
| 9 | 40 | 12 1/4 | 12 3/4 | 13 1/2 | 14 | 14 1/2 | 15 1/4 | 15 3/4 | 16 1/4 | 17 | 18 1/2 |
| 9.5 / 10 | 41 | 12 1/4 | 12 3/4 | 13 1/2 | 14 | 14 1/2 | 15 1/4 | 15 3/4 | 16 1/4 | 17 | 18 3/4 |
| 10.5 | 42 | 13 | 13 1/2 | 14 1/4 | 14 3/4 | 15 1/4 | 16 | 16 1/2 | 17 1/4 | 19 | |
| M10 | 43 | 13 3/4 | 14 1/4 | 15 | 19 1/2 | ||||||
| M11 | 44 | 14 | 14 1/2 | 15 1/4 | 20 | ||||||
| M12 | 45 | 14 1/4 | 14 3/4 | 15 1/4 | 20 1/4 | ||||||
| FOOT SIZE | CALF | HEIGHT | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| US | EU | XX SLIM | X SLIM | SLIM | REG | REG + | MED | MED + | FULL | FULL + | TALL |
| 5.5 - 6 | 36 | ||||||||||
| 6.5 / 7 | 37 | 11 | 11 1/2 | 12 1/4 | 12 3/4 | 13 1/2 | 14 | 14 1/2 | 19 | ||
| 7.5 | 38 | 11 1/2 | 12 1/4 | 12 3/4 | 13 1/2 | 14 | 14 1/2 | 15 1/4 | 15 3/4 | 16 1/4 | 19 |
| 8 / 8.5 | 39 | 11 3/4 | 12 1/2 | 13 | 13 1/2 | 14 1/4 | 14 3/4 | 15 1/4 | 16 | 16 1/2 | 19 1/2 |
| 9 | 40 | 12 1/4 | 12 3/4 | 13 1/2 | 14 | 14 1/2 | 15 1/4 | 15 3/4 | 16 1/4 | 17 | 19 3/4 |
| 9.5 / 10 | 41 | 12 1/4 | 12 3/4 | 13 1/2 | 14 | 14 1/2 | 15 1/4 | 15 3/4 | 16 1/4 | 17 | 20 |
| 10.5 | 42 | 13 | 13 1/2 | 14 1/4 | 14 3/4 | 15 1/4 | 16 | 16 1/2 | 17 1/4 | 20 1/4 | |
| M10 | 43 | 13 3/4 | 14 1/4 | 15 | 20 3/4 | ||||||
| M11 | 44 | 14 | 14 1/2 | 15 1/4 | 21 | ||||||
| M12 | 45 | 14 1/4 | 14 3/4 | 15 1/4 | 21 1/2 | ||||||
| US Foot Size: 5 / Euro Foot Size: 37 | US Foot Size: 6 / Euro Foot Size: 37 | US Foot Size: 7 / Euro Foot Size: 38 | US Foot Size: 8 / Euro Foot Size: 39 | US Foot Size: 9 / Euro Foot Size: 40 | US Foot Size: 10 / Euro Foot Size: 41 | US Foot Size: 11 / Euro Foot Size: 42 | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Size | Calf (1) | Height (1) | Calf (2) | Height (2) | Calf (3) | Height (3) | Calf (4) | Height (4) | Calf (5) | Height (5) | Calf (6) | Height (6) | Calf (7) | Height (7) |
| Regular Calf | 13 3/4-14 1/2 | 15 3/8 | 13 3/4-14 1/2 | 15 3/8 | 14 1/8-15 | 15 3/4 | 14 1/2-15 3/8 | 16 1/8 | 14 1/2-15 3/8 | 16 1/2 | 15-15 3/4 | 16 1/2 | 15 3/8-16 1/8 | 16 7/8 |
| Shoe Size | Calf Width (inch) | Height (inch) | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| UK Size | EU Size | US Size | AU Size | Foot Length (inch) | X Slim | Slim | Regular | Full | Short | Regular (2) | Tall |
| UK4 | EU37 | US6 | AU6 | 9.2in | 11.6in | 12.8in | 13.6in | 14.4in | 16.5in | 17.3in | 18.1in |
| UK5 | EU38 | US7 | AU7 | 9.4in | 12in | 13.2in | 14.0in | 14.8in | 16.9in | 17.7in | 18.5in |
| UK6 | EU39 | US8 | AU8 | 9.7in | 12.4in | 13.6in | 14.4in | 15.2in | 17.3in | 18.1in | 18.9in |
| UK6.5 | EU40 | US8.5 | AU8.5 | 10in | 12.8in | 14.0in | 14.8in | 15.6in | 17.3in | 18.1in | 18.9in |
| UK7 | EU41 | US9 | AU9 | 10.2in | 13.2in | 14.4in | 15.2in | 15.9in | 17.7in | 18.5in | 19.3in |
| UK8 | EU42 | US10 | AU10 | 10.5in | 13.6in | 14.8in | 15.6in | 16.3in | 18.1in | 18.9in | 19.7in |
| UK9 | EU43 | US11 | AU11 | 10.7in | 14in | 15.2in | 15.9in | 16.7in | 18.1in | 18.9in | 19.7in |
| 36 (5 1/2 - 6) | 37 (6 - 6 1/2) | 38 (7 - 7 1/2) | 39 (8 - 8 1/2) | 40 (9 - 9 1/2) | 41 (10 - 10 1/2) | 42 (11 - 11 1/2) | 43 (12) | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Foot Sizes | Height | Calf | Height (2) | Calf (2) | Height (3) | Calf (3) | Height (4) | Calf (4) | Height (5) | Calf (5) | Height (6) | Calf (6) | Height (7) | Calf (7) | Height (8) | Calf (8) |
| REGULAR | 17-3/4 | 13-3/8 | 18-1/8 | 13-3/4 | 18-1/2 | 14-1/4 | 18-1/2 | 14-1/2 | 18-1/2 | 15 | 18-7/8 | 15-3/8 | 18-7/8 | 15-3/8 | 19 | 15-1/2 |
| SLIM | 18-1/8 | 12-1/4 | 18-1/8 | 12-3/4 | 18-1/2 | 13-1/4 | 18-7/8 | 13-3/8 | 19 | 13-3/4 | 19 | 14-1/8 | 19 | 14-1/8 | 19-1/8 | 14-1/4 |
| WIDE | 18 | 14-1/2 | 18-1/8 | 14-1/2 | 18-1/2 | 14-3/4 | 18-1/2 | 15-1/4 | 18-1/2 | 15-1/2 | 18-7/8 | 16 | 18-7/8 | 16 | 18-7/8 | 16-1/4 |
| X WIDE | 18 | 15 | 18-1/8 | 15 | 18-1/2 | 15-1/8 | 18-1/2 | 15-5/8 | 18-1/2 | 16-1/8 | 18-7/8 | 16-5/8 | 18-7/8 | 16-5/8 | 18-7/8 | 16-3/4 |
| REGULAR /TALL | 18-1/2 | 13-3/8 | 18-7/8 | 13-3/4 | 19-1/2 | 14-1/4 | 19-1/2 | 14-1/2 | 19-3/4 | 15 | 19-3/4 | 15-3/8 | 19-3/4 | 15-3/8 | 19-3/4 | 15-1/2 |
| SLIM /TALL | 18-1/2 | 12-1/4 | 18-7/8 | 12-3/4 | 19-1/2 | 13 | 19-1/2 | 13-3/8 | 19-3/4 | 13-3/4 | 19-3/4 | 14-1/8 | 19-3/4 | 14-1/8 | 19-3/4 | 14-1/4 |
Wide calf and slim calf tall boots come in standard sizes from several makers, and the fastest route is to read the calf code first and the height code second. Tredstep Donatello III Field and Dress run from XX Slim up to Full++, so they cover the slim end well. Ovation Flex Plus Field comes in Wide and X Wide, Mountain Horse Sovereign Field and Shires Moretta Gianna Leather Field both run from X Slim to X Wide, and TuffRider Plus Rider Field offers Regular and X Wide. Not every line covers both ends: Equinavia Karolina Leather Field tops out at Wide, and Mountain Horse Opus Hunter stops at Regular. For a wide calf, will stock tall boots fit wide calves explains what to try first.
| Line | Type | Calf codes listed | Height codes listed | Closure | Material |
|---|---|---|---|---|---|
| Tredstep Donatello III Field | Field | XX Slim, X Slim, Slim, Medium, Medium+, Regular, Regular+, Full, Full+, Full++ | Short, Regular, Tall | Back Zipper | Leather |
| Tredstep Donatello III Dress | Dress | XX Slim, X Slim, Slim, Medium, Medium+, Regular, Regular+, Full, Full+, Full++ | Short, Regular, Tall | Back Zipper | Leather |
| Ovation Flex Sport Field | Field | Slim, Regular, Wide, X Wide, XX Wide | Regular, Tall | Back Zipper | Leather |
| Ovation Flex Plus Field | Field | Wide, X Wide | Short, Regular | Back Zipper | Leather |
| Ovation Mirabella Hunter Dress | Dress | Slim, Regular, Wide, X Wide | Regular, Tall | Back Zipper | Leather |
| Mountain Horse Opus Hunter | Dress | Slim, Regular | Regular, Tall | Back Zipper | Leather |
| Dublin Holywell Tall Field | Field | Slim, Regular, Wide | Regular, Tall | Back Zipper | Leather |
| Dublin Galtymore Tall Dressage | Dress | Slim, Regular | Tall | Side Zipper | Leather |
| LeMieux Field Riding Boots | Field | X Slim, Slim, Regular, Full | Short, Regular, Tall | Back Zipper | Leather |
| Horze Camden Tall Dress | Dress | Slim, Regular, Wide | Regular (the only height code) | Back Zipper | Leather |
| Mountain Horse Sovereign Field | Field | X Slim, Slim, Regular, Wide, X Wide | Short, Regular, Tall | Back Zipper | Leather |
| Mountain Horse Serenade Dressage | Dress | Slim, Regular, Wide | Short, Regular | Side Zipper | Leather |
| Shires Moretta Gianna Leather Field | Field | X Slim, Slim, Regular, Wide, X Wide | Short, Regular, Tall | Back Zipper | Leather |
| TuffRider Plus Rider Field | Field | Regular, X Wide | Short, Regular | Back Zipper | Leather |
| TuffRider Belmont Field | Field | X Slim, Slim, Regular, Wide | Regular | Back Zipper | Leather |
| Equinavia Karolina Leather Field | Field | Slim, Regular, Wide | Regular | Back Zipper | Leather |
Shires Moretta Gianna Leather Field Boots
I have large calves and am hard pressed to find any kind of boot that does fit. I was thrilled to see that Shires made a boot in my size.
TuffRider Double Clear Sport Tall Boots
So full disclosure; I have a very wide toe box. I often have to buy a size or two up in boots because my frog-toes won't fit, but of course this causes other problems. Unfortunately this means most traditional riding boots, which have a toe cap design that has a seam right across where my feet are the widest, are very snug and uncomfortable on my feet. I thought I was doomed to this design until I purchased these sport boots which, NOT ONLY HAVE A WIDER TOE BOX but also got rid of the toe cap seam entirely! They do not look like classical riding boot, but they look cool as heck--these are the only boots I've gotten compliments on. If you really like the super fitted top of ankle look, these are not for you (so, for the rest of us, no, they don't cut off your circulation). Oh, and the calf leather is PERFORATED so not only do they weigh less than normal classic tall boots, but they are quite breathable and great for riding in hot weather. I have very muscular calves so I always buy wide calf, and I feel these fit a bit wider than normal (but according to size charts I do not think I could go down to a regular calf). The tread of the boot is great, very thick and comfortable but still flexible with just the right grip for the stirrups. There is sole cushion and some arch support which is much appreciated. The zipper on the back doesn't have the typical lower snap cover Tuff Rider Boots tend to have, but the zipper is much bigger than my other TR zippers and seems to be very durable. I had zero break in time (which is typical of TR); when I popped them on the first time and they felt like I'd been riding in them for a year already. I'd say the stiffness of the calf leather is about medium-stiff, more than the TF Belmont (which has no stiffness at all) but less than say a typical Ariat.
Short height tall boots are the right call when your floor-to-knee-bend measurement falls below the regular range, and the maker's height code is the line you read. Short, Regular and Tall are the codes on the lines above: Mountain Horse Sovereign Field and Tredstep Donatello III list all three, while TuffRider Plus Rider Field and Ovation Flex Plus Field list Short and Regular. Look elsewhere if you need Short and the line lists only Regular, as Equinavia Karolina and Horze Camden do. If you sit on the cusp, one rider suggests trying on the regular height. Riders tell us leather tall boots drop with use, usually about an inch, so measure fully into the knee curve and allow for it.
Your tall boots will drop with use, usually about an inch, can be more depending on the leather
Most leather boots drop a little at the knee as the ankle becomes more creased and flexible.
Calf and height ranges run wide at every price point, so a budget line can still cover your measurements. The table uses a tier key where $ is entry and $$$ is premium. TuffRider Starter Back Zip ($) lists Slim, Regular and Wide, with Wide going to 16.5 in. Saxon Syntovia Tall Field ($) lists Slim to X Wide. TuffRider Plus Size Rider ($$) pairs Short height with X Wide calf, and Shires Moretta Gianna ($$) spans X Slim to X Wide in Short, Regular and Tall. Ovation Flex Plus ($$$) is cut for Wide and X Wide in Short and Regular.
| Line | Tier | Notes |
|---|---|---|
| TuffRider Starter Back Zip | $ | |
| Equistar All Weather Field | $ | |
| Horze Rover Field | $ | |
| Saxon Syntovia Tall Field | $ | |
| TuffRider Plus Size Rider | $$ | Short height and extra-wide calf in one line |
| Mountain Horse Veganza | $$ | |
| Ovation Flex Plus | $$$ | |
| Shires Moretta Gianna | $$ |
I thought we were going to have to go custom until we found these! My daughter was looking to replace a well-loved pair of secondhand Ariats that stood the test of time. We tried SO. MANY. BOOTS. Low-end, mid-range; we were this close to pulling the trigger on a pair of custom boots when we popped this pair on, and they were an INSTANT winner. Snug in the calf at first, but the break in time was minimal, and my daughter raves about the comfort.
Finding tall boots that fit can at times be tricky for me, but these boots fit me wonderfully (as a wider calfed girlie) and have been comfortable from Day 1. The break in time was extremely minimal, and I was a full-blown fan after my first ride in them. From their good looks, great fit, and comfort, I couldn't be happier with these boots. The zipper also has been very easy to zip up and down for me, so no complaints on that front from me either. All in all, these are probably my favorite pair of tall boots I've owned.
I recommend trying these boots on if you are around my height (5’3″) since the short height is shorter than other comparable brands (great for us shorter gals!), but if you are on the cusp, you may want to size up to the regular height.
I walked out with a size 7 wide calf that felt damn near custom.
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Measure your calf at its widest point while sitting with your knees at 90 degrees, and take a few readings to keep the largest. Then measure height from the floor at your heel to the back bend of your knee, running the tape fully into the curve. Compare both numbers to the maker's chart, and use the measuring steps above to check your work.
CloseWide calf tall boots come as Wide or X Wide calf codes on lines such as Ovation Flex Plus, Shires Moretta Gianna and Mountain Horse Sovereign. Measure your calf at its widest point, find the code on the maker's chart, and choose the line that lists it. Start with the wide and slim calf section above to compare lines.
CloseSlim calf tall boots are listed as Slim, X Slim or XX Slim, and Tredstep Donatello III runs from XX Slim up. LeMieux Field Riding Boots and TuffRider Belmont Field list X Slim as well. Measure your calf at its widest point, then match it to the maker's calf chart before you order.
CloseShort height tall boots are a height code, so read it after the calf code on the maker's chart. Mountain Horse Sovereign Field, Ovation Flex Plus Field and TuffRider Plus Rider Field list Short. If you sit between Short and Regular, try the regular height, because boots drop. Check the height section above, then shop the lines that list your code.
CloseTall boots usually drop about an inch with use, and leather can drop more, according to rider reviews. Some models drop less than typical tall boots. Measure your height fully into the curve behind your knee so the drop is built into your number, then choose your height code on the maker's chart.
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