Large Buoyancy Up To 220 Lbs For Adult, Youth, And Kid Use Is Provided By The Ultimate Snorkeling Vest for Kids: Small footprint, large buoyancy(up to 100 lbs, recommended for age under 12); Neon colors provide excellent visibility, idea for learners swimmers. Main Material: Polyester 60% (outer) + PVC 40% (inner). Fast Inflation and Deflation: Fully inflated in 15 seconds with your breath blow. Inflated it, keep you floating for a rest. Deflated the vest then you wanna dive down. Convenient blow in valve location. When deflated, just a book size, would not take up much luggage space. Horse Collar over the Neck: Simple to put on and take off, very comfortable. Large enough for most adults. This inflatable vest provides enough buoyancy while snorkeling, give you more confidence to explore in the water. Adjustable Waist Crotch Straps: Latch straps vertically and horizontally, providing a secure and worry free snorkeling experience, easy pinch buckles for fast removal. Bonus Mesh Bag Included.