Protect your stored vehicle's tires. Heavy duty flannel-backed vinyl repels liquid and saves tires from the sun's damaging U.V. rays and other environmental hazards. Helps prevent premature cracking of sidewalls that can lead to on-road blowouts, 2 pack, Size XL, 36" to 39" (Diesel Chassis) 3 year warranty 2 per box With bungee cord.