Professionals Choice Easy-On Rubber Bell Boots These ribbed rubber bell boots are flexible and durable for extended use. Constructed from high quality rubber, these boots have double hook and loop closures for simple application yet are resilient. The collar is rolled for maximum comfort. Provides 360 degree protection and protects the horse from overreaching. These boots are good for exercise, turn-out, and can be used in the trailer or stall. 30-Day Money-Back Gaurantee. Sold in pairs. Dimensions of item in it’s relaxed state: Size Top opening Bottom opening Height Medium 3″ 5 1/2″ 3 1/2″ Large 3 1/4″ 6″ 3 1/2″ X-Large 3 1/2″ 6 1/4″ 3 1/2″ Features: Double hook and loop closures Ribbed rubber Flexible and durable 360 degree protection Protects from overreaching.