Diamond Endurance Contoured Relief Pad Diamond Endurance Contoured Relief Pads have a durable cotton duck top with a one inch Wool felt bottom. Contoured along the spine for an instant fit and cut to fit endurance and western round skirt saddles. The pockets contain 1/2" Wool felt shims, which can be added or removed to help alleviate the pressure, creating a more comfortable ride for you and your horse. Pads are 1" thick. The Endurance Round shape has a 16 1/2 inch drop making the overall width 33 inches, the seat drops 9 inches, and the spine of the pad from front to back is 28 inches long. The Endurance Square shape has a 16 1/2 inch drop making the overall width 33 inches, the seat drops 13 inches, and the spine of the pad from front to back is 30 inches long. Features: Durable cotton duck top One inch Wool felt bottom Contoured along the spine Cut to fit endurance and western round skirt saddles Wool felt shims to alleviate pressure