Protects the performance horse from injuries caused by sliding stop maneuvers. Extensively tested for durability, comfort and fit. Provides complete fetlock protection and no-rub fit. Outer shell is made from a full grain American cowhide specially treated to remain soft and pliable. Skid cup shaped and positioned to make contact with the ground in the center of the cup and proven to withstand the coarsest ground conditions. Two easy on-off double closures secure the boot close to the horses fetlock.