The Stearns Antimicrobial Life Vest in blue is a must-have on your boat. It offers a safe and secure fit for adults with its 3 adjustable chest belts. Made from lightweight flotation foam and covered in durable nylon, this design is approved by the US Coast Guard. The Stearns life jacket for adults is treated with an environmentally-friendly, non-toxic antimicrobial protection that inhibits the growth of odor-causing bacteria, mold and mildew. Your Stearns life vest will be odor free and last for many seasons to come.