The O'Neill R & D process provides the best quality, fit and functionality in the industry. Our USCG life vests continue to set new standards of excellence in design for all wake and waterski athletes. • USCG Approved. • #10 Ykk Zipper with Safety Tab. • Anatomical Flex Points. • Concealed Dual Belt System. • Integrated Lumbar Pad. • Nytro Lite Foam Technology. • Overlock Stitched: Super-Strong Seam. • Lightweight Fluid Foam Neoprene Shell. • Durable Exterior.