The O'Brien Women's 3-Belt Nylon Pro Vest is designed for the water sports enthusiast that is looking for comfort fit and functionality. Vest is made from soft, flexible foam core for extra comfort. The exterior of the vest is a sturdy nylon for added durability. The 3-belt design is equipped with easy adjust squeeze-style" side-release buckles that provide a secure and excellent fit. Big armholes allow for easy donning and doffing and a wide range of motion while enjoying your water activates. Vest is a US Coast Guard Approved (USCG). Fits Chest: 28-32 inches