This is a great Inflatable Adult Snorkel Vest! This great Snorkel Vest features: Quality Construction with 420 Nylon 420 denier Nylon/PU material: More durable than most other snorkeling vests in the market Innovative snorkel vest with crotch strap Streamlined and Comfortable The crotch strap can be removed from this model Ideal for the Unique Requirements of Snorkelers Standard Inflator Adjustable waist and crotch strap Hi-viz neon orange Oral inflator One size fits all 100+ pounds This super snorkel vest allows you to snorkel without the stress.