Features: The air chamber expands and thickens, and the child sits on it with little deformation. It is safe to use, and the child will not fall when climbing. Double-layer leak-proof mouth, large inflatable mouth, small mouth for hydration, more convenient to use and prevent air leakage. The thickened fabric is not easy to break, and the surface has a tire-like texture, which is wear-resistant and durable. Smooth rounded corners, hand-trimmed, smooth and burr-free to avoid scratching your baby's delicate skin. Food-grade PVC material, healthy and environmentally friendly, non-toxic, safer to use. Indoor and outdoor use, with or without water. Specifications: Material: PVC; Size: 90x55x25cm\35x22x10in; Age: 0-3; Package includes: 1 swimming pool; Attention! Please use under adult supervision!