DuPont Tychem ThermoPro 4X Gray Sleeveless Apron offers a single layer garment for triple hazard protection. It is designed with Nomex waist strap and flame resistant nylon buckle. It is Ideal for use on top of an existing flame resistant garment where extra chemical protection is required. It is designed with end-user input for laboratory applications. It is suitable for HazMat teams in fire departments