High Quality Material: The swim vest is made of polyester fabric and Epe foam with excellent buoyancy and durability, supporting users to float and keep balance while building swimming confidence. Secure Fit: Features adjustable safety crotch strap between legs with widened breathable design to prevent slipping, plus adjustable shoulder straps on both sides for comfortable fit, with removable cuffs providing safe support for children weighing 13-33 pounds. Novel Design: Arm floaties adopt thinner curved inner tube design for free arm movement, with cute patterns and bright colors loved by kids. Solid Floating Equipment: Uses flat sewing and herringbone wrapping to enhance edge fastness, durability and avoid edge hardening or deformation from pulling or washing. Convenient to Carry: Easy to put on, take off and clean, lightweight, space-saving and portable. Note: Requires adult supervision during entire use. Weight: 0.79 pounds.