Designed specifically for younger swimmers, the Speedo Kids’ Splash Jammer Vest works to build confidence while learning to swim. US Coast Guard approved as a safety flotation device, parents can relax with confidence while their kids are in the pool. This vest features an easy on-and-off design, shoulder straps for a secure fit and a flexible design for comfortable movement. Highlights: U.S. Coast Guard approved. Type V PFD. Shoulder straps for extra security and snug fit. Easy on-and-off design with back buckle. One size: 33-55 lbs Specifications: Dimensions (Overall): 13 Inches (H) x 19 Inches (W) x 4 Inches (D) Weight: .8 Pounds Used For: Swimming Closure Type: Buckle Child Weight Range: Child (33-55 Pounds) Industry or Government Certifications: US Coast Guard Approved Adult Chest Size: Youth Jacket (Sized by Weight) Material: Polyester, Twill