Onyx adult general purpose vest (universal) provides comfort and safety for all types of water activities. 200 denier nylon and 150 denier poly.twill. Adjustable belts and chest strap. Lightweight and durable flotation foam. Open-sided styling. Large armholes. US Coast Guard approved Type III Life Jacket Personal Flotation Device (PFD).Specifications and Features: 200 denier nylon and 150 denier poly-twill Adjustable belts and chest strap Lightweight and durable flotation foam Open-sided styling Large armholes