Nova Rubber Seat Pad for Walkers - make your walker seat more comfortable. 1/2" thick rubber helps reduce back fatigue when resting Attaches to plastic seat with 4 screws Different sizes to fit your particular Nova walker: 4200RS: for 4201 Cruiser II, 4208 Cruiser Deluxe Petite 4203RS: for 4200 Cruiser, 4203 GetGo, 4212 GetGo Super Customize your mobility equipment with accessories by Nova Ortho-Med. Shop with confidence at Scooterville - always free shipping, no sales tax and lowest price guaranteed!