Security Protection: The thicker PVC safety material can withstand most extrusions, safer, an air chamber provides excellent buoyancy for baby, and the seat rests baby deep in the water for a comfortable and safe floating experience. p> Simple and convenient: Easy to inflate and deflate, ultra-light and space-saving to carry or store, meet, then slide up. Two-handle design, train your baby's hand strength and grip ability, and help parents adjust the baby's swimming direction. Precautions: The safety ring allows your baby to swim and play freely. Don't leave your little ones alone while you swim with this swim ring! Attention : To be used only in waters where the child is at depth and those supervised by adults. It is a perfect gift for the baby: The baby swim ring is a perfect swimming pool toy that will help the baby learn to walk and swim, improve lung capacity, promote digestion, the baby will be very happy. Size Size: outer diameter after inflation: 50*50cm