D Cylinder Shoulder Bag Ankle Sleeve Optimum Comfort Gel Cushion (18 Hip Kits Optimum Comfort Gel Cushion (18 x 18 ) * Unique channeled gel bladder prevents gel migration in high pressure areas * Gel channels provide relief over the entire cushion area * Foam base provides additional support * Inner foam core has a liner to protect the integrity of the foam * High end cover with straps Used in similar applications to the Mats however Reel material is thinner more flexible and can be cut to size as required * Cut small circles from the material to put between plates to stop rattling and sliding or use to line shelves * Brand Name: Zephyr