Stearns® Challenger Anti-Exposure Work Suits Provide Defense Against Cold On Board And In The Water. Stearns® Challenger Anti-Exposure Work Suits are made of nylon shell and PVC flotation foam for long lasting durability. Reflective Material SOLAS-grade 6755 on panels provide added visibility. Adjustable ankle, thigh and wrist straps trap heat, and insulated hood guards against harsh wind and rain. Inflatable neck support provides floating position in emergency situations. Waist belt and leg zippers provide easy on and off and double layer of durable nylon fabric prevents wear on the knees and seat. US Coast Guard-approved Type V performance.Anti-Exposure Work Suits have six roomy pockets, including two with handwarmers. Available sizes are S-3XL. Fits chest sizes up to 56". Available colors are Orange and Orange/Black.