Walk In Tub Seat Cushions | Bathtub Pillow, Seat Riser Buy The Right Sized Walk In Bathtub Pillow Cushion Riser For You You want a walk in bathtub pillow cushion riser that fits your tub perfectly. You don’t want it to slip and slide around. Our seat risers come standard with built in suction cups to help keep your bath cushion securely in place. They are made to order for your specific size and needs. Bathers can enjoy seat risers up to 8″ tall on standard orders. You tell us the height, width, depth and radius of the seat riser cushion you want. Material: vinyl coated polyester, Moisture, mold and mildew resistant. Read more