Cavallo Big Foot Hoof Boot Cavallo's Big Foot Hoof Boot offers all the quality, durability, and features of the Regular Boot, but for the larger hoof. It is made of heavy duty industrial grade 1680 Denier Nylon Upper and conforms to individual hoofs and pasterns, with a bulb that's supple and flexible. Cavallo's signature built-in side drainage slots allow water to enter and exit and air to circulate for your horse's optimal comfort. Features: Produced on the Cavallo Regular Sole Replaceable Velcro closure system Pull tab for easy-on with a soft foam collar and a comfortable foam lining Reflective logos for safety Sole length and sole width are the same Fits left or right hoof Sold individually Item Specifications: Sizes: Size 8: fits hoof measuring 6 1/2" - 6 3/4" (166-173mm) Size 10 fits hoof measuring 7 1/8" - 7 1/2" (182-189mm) Note: This sole may not be suitable for a hoof with a hoof width that exceeds the hoof length by more than 1/2" (12mm).