Velvety soft and supple one-piece PVC free Aero-Jet flotation foam with durable, lightweight, and soft Pure-Lite neoprene, premium YKK ® self-locking zip head with a durable PU coated and UV treated grid lock zipper, built-in safety whistle pocket with lanyard attached whistle, built-in utility, multi-purpose zipper mesh pockets and shoulder straps, copilot side grab handles, removable GoPro mount 4-way mount, adjustable velcro radio strap and clip loop, built-in utility straps and multi-use D-rings and reflective shoulder back tape. US Coast Guard approved dual-buckle vest and front-zip entry.