Air Shock Boots Are Designed With An Innovative, Shock Absorbing Air Cushion For Maximum Flexor Tendon Impact Protection. The Shock Absorbing Air Cushion Is Set Into A Specially Shaped Strike Area Cavity And Covered With A Perforated Neoprene Lining. They Are Anatomically Shaped To Sit Perfectly On Your HorseS Leg, Offering Ultimate Protection And Comfort. The Ventilated Outer Shell And Perforated Neoprene Lining Make These Boots Lightweight And Allow Heat To Escape And Cool Air To Enter. These Boots Are Quick And Easy To Clean And Do Not Absorb Water, Making Them Perfect For Schooling And Competition. These Boots Feature A Pebax Shell, Shock Absorbing Air Cushion, And Perforated Neoprene Lining. A Durable Hook And Loop Strap Is Adjustable To Allow For A Secure Fit. Fei Legal For Young Horses.