Ice Horse Hoof Ice BootWe love this Hoof Boot by Ice Horse (formerly called the Big Black Boot) because it is the simple solution for cooling hot hooves on your horse or pony. Reusable Cold Capsule inserts wrap around the hoof and coronet band to provide uniform coverage and relief for over two hours per application. Silicone rubber sole provides comfort, traction and support, while elasticized straps keep the boot properly configured around the horses foot. Non slip rubber