O'Neill Men's Reactor USCG Life Vest Mesh^Neoprene^Polyester USCG Approved Personal Flotation Device; Perfect for Wake Sports, Waterskiing, Tubing, and Swimming Segmented Foam Core And Anatomical Flex Points Allow Unrestricted Movement Quick Release Safety Buckles And Heavy Duty Front Zipper Create an Unparalleled Sense of Security Minimal Bulk Design Allows Full Mobility, While Expansion Panels Enable a Comfortable Fit Relaxed Fit For The Water Sports Enthusiast Who Wants Some Room To Move