Hardcore Neo-Poly Life Jackets - 4 Heavy duty buckles and 1" straps - Fully enclosed sides for maximum comfort and safety. - Soft 200-denier polyester for added durability without compromising comfort. - Neoprene at shoulders and sides for maximum comfort without sacrificing vest weight. - Total weight: Approx 13 oz. - Child Life Vest fits Kids from 30lbs to 50lbs - Youth Life Vest fits kids from 50lbs to 90 lbs - S/M Vest fits chest sizes 32"-40" - L/XL Vest fits chest sizes 40"-52" - 2X/3X Vest fits chest sizes 50"-60"