Target audience6-36 months\u0026 39; kids; outside diameter: 19.8\u0026 39;\u0026 39; (50 cm) when inflated; inside diameter: 8.9\u0026 39;\u0026 39; (22.5 cm);PVC MaterialThe toddler swim ring uses environmentally friendly non-toxic thickening material PVC, smooth and soft surface, high transparency, care for the baby\u0026 39;s skin.Long service life. No irritating odor. Resistant to UV rays, preventing discoloration or cracking of the inflatable ball.Increase Inside SizeThe baby swim ring increases the inside size of the baby\u0026 39;s rings in the seat ring to effectively solve the problem of fat legs.With Dual HandleThe swimming ring baby inflatable seat can exercise your baby\u0026 39;s hand strength and grasping ability. Help parents adjust the baby\u0026 39;s swimming direction.Enjoy the fun of swimming pool toysInflatable innovative learning swimming ring, for playing and enjoying the joy of summer. Beach trips, family trips, family baths, Kids like to be active in the water, this will be the best gift for children.