It’s time for Baby’s first splash with the 5-Piece Swim Set! Safely introduce your little one to the pool with the inflatable float seat, which features reinforced seating and an inflatable back rest to keep baby safe and secure. As confidence grows, your little one can graduate to the inflatable arm bands, swim vest, kick board or swim ring…all while cute fishy friend graphics cheer for him or her along the way! This is an 18" diameter swim ring.which is made of durable PVC construction. It is also lightweight and protable. The float seat is recommended for ages 9-24 months. The inflatable swim ring, arm bands, swim vest and kickboard are recommended for ages 36 mos and up.