Material: Eco-friendly PVC + EPE foam<br> <br> Uses: Used to provide buoyancy to the waist and neck<br> <br> Applicable scenes: rivers, lakes, swimming pools, etc.<br> <br> Neck ring size:<br> <br> Size Outside Dimensions Inner Diameter Circumference<br> <br> L 40 * 32cm 12cm 37.68cm<br> <br> XL 40 * 32cm 14cm 43.96cm 1Comfortable: User-friendly design, more comfortable to wear, safe lock, never fall off, safer. 2<br> <br> Exquisite Wiring Design: Seam inner line to prevent scratching, intimate and beautiful, more comfortable. 3<br> <br> Portable: Small size, large buoyancy, no binding between hands and feet, playing in the water, swimming more freely. 4<br> <br> Great for Water Sports: Great for kids summer fun, summer pool parties, Use these colorful ring floats to add more fun to your summer<br> <br> 5<br> <br> Comfortable Fit: Super buoyancy, comfortable and close-fitting design, no deformation, no fading, integrated design, more uniform buoyancy.