Premium quality, design and fit. Specifically manufactured to the highest of standards for a type III personal flotation device. Wide arm holes for freedom of movement. Strength tested at 100 mph - not tested for personal protection from impact. 2mm neoprene fabric outer. PVC/PE foam inner. Individually sized. Zipper closure with two 1-1/2" belt and buckle, 1 full body belt and 1 set & pull tab. D-ring kill switch attachment. USCG approved. Made in the U.S.A.