This Mustang Survival Personal Floatation Device fits young adults and has a 13.5 pound buoyancy.• Material: Polyester/ Foam• Buoyancy: 13.5 Pound• Quantity: Single• Includes: Front Zipper With Strap • Color: Light Gray/Gray/Fluorescent Yellow-Green Harmonized U S Coast Guard & Transport Canada Approved Young Adult; X-Small Includes Front Zipper With Strap | Mustang Survival Personal Floatation Device, Fits Chest Sizes 28 to 32 inches