3D Spacer Short Brushing Boots + Colors 0g Artificial sheepskin: 100% animal magnetic Artificial sheepskin: 100% animal friendly Strong TPU shell with multiple ventilation holes for optimum ventilation and cooling Tendon area is reinforced with our bamboo shield to avoid penetration of sharp objects Bamboo shield is anti bacterial Designed with improved cut for maximum freedom of movement High breathable 3D Spacer lining for even more comfort and breathability Rico test approved and RCT certifiedThe boots are made out a of strong TPU shell with multiple ventilation holes at the tendon area and a bigger triangle mesh ventilation shock absorbing EVA foam along with a nylon Quick Dry lining which is extremely comfortable against the horse's skin The 3D Spacer is extremely breathable