Easy to set up - no tools required. Liner is supported by inflatable top ring while the pool goes up by itself as the water level rises. Pool has convenient drain plug for easy emptying. Sidewalls are made with 3 separate layers of material for extra strength and durability, two outer layers of heavy gauge PVC laminated to an inner layer of polyester mesh for extra reinforcement. 90 days warranty from date of purchase. Easy to assemble and maintain. Just inflate the top ring and fill with water. Puncture resistant 3-ply material. Capacity 3854 litres. Approximate time to inflate: 10 minutes. Repair kit. Size L305, D76cm. Weight 8005g. Self-assembly. For ages 6 years and over. WARNING(S): Not suitable for children under 3 years old. Only for domestic use. To be used under the direct supervision of an adult. Only to be used in water where the child is within its depth and under adult supervision.