COMFORT by CONFORMAX ULTRAGEL Motorcycle Seat Gel Pad - K Series Large (11x16x9) MADE IN THE U.S.A. (Standard Shipping: Free 2-3 Day !!!). ULTRAGEL at 5/8 thickness. This product does not utilize memory foam. "SWEET SPOT" gel composition/thickness for maximum rider comfort minimizes skin shear, skin pressure points and blood circulation cut-off. GOOD-BYE NUMB-BUTT! Reduces transmission of road impacts and bike vibrations minimizing rider-fatigue on long trips Size: 11x16x9 in. Easily trimmed to your size needs. Will not leak if cut or punctured. All ULTRAGEL motorcycle seat gel pads include 24" x 20" smoothing foam and installation instructions.