STEARNSSTP Flotation Vest Oversize right international orange vests feature 3M™ Scotchlite™ reflective material SOLAS-grade 6755 panels.Economical STP Vests are made of a vinyl-coated foam that is rot-‚ abrasion- and mildew-resistant‚ and retains buoyancy even when punctured. Opening on back accommodates most brands of fall protection harnesses. Adjustable straps with easy-to-use plastic clips. U.S. Coast Guard approved Type V. Self-extinguishing under ASTM 1692-74. 17.5-lb. buoyancy.