Deluxe Heavy Duty Waterproof Smoker Cover Gas Electric Masterbuilt Protection Patio Outdoor Indoor (Fit 30 inch model smoker--L21.5"*W21"*H35"--XQ35T) This item is made of 300D woven polyester material with PVC coating, which is premium water-proof,heavy duty and durable. And it has built-in tighten rope at bottom, for wind-proof.