The Prolite adjustable rear riser pad allows the balance of a saddle to be altered. Praised by dressage riders, this adjustable rear riser pad alleviates pressure under the back of the saddle and encourages engagement of the hindquarters. Prolite is a revolutionary lightweight gel-foam that is 1/4 of the weight of traditional gels, but with the same shock absorbing and weight dispersal properties. Machine washable and durable, prolite has established itself as the most effective and lightweight shock protection you can use on your horse. Please note: Only 1 set of pads is supplied with the pad (1x 1/4" foam pad per pocket). Prolite Rear Riser - Adjustable features: Allows the balance of a saddle to be altered quickly and easily Machine washable and durable One size to fit most 16 1/2" - 18" saddles Lightweight, shock absorbing and allows even weight distribution