X-Lounger Inflatable Snorkeling Vest, Snorkel Vest Life Jacket Free Diving Swimming Surfing Safety for Adults Youth Fits to adults over 200lbs Removable strap keeps the vest from riding-up when inflated Crotch Strap included Crotch strap included. Easy oral inflator Snorkel vest size: 27" x 19", neck size: 27"