Excellent protection for your horse with this thick 100% neoprene rubber splint boot with nylon skin coating for durability. 6 mm thick neoprene provides maximum protection and support. Fully adjustable with heavy duty 1 1/2" wide military grade hook & loop. Reinforced with heavy duty water proof nylon core stitching. 5/8" x 1 3/16" heavy duty nickel plated D-Ring buckles. Made with pride in the U.S.A. Assorted colors in both Front ( 3 buckles) and Rear ( 4 buckles) styles in Small, Medium and Large sizes.