Easy inflation & deflation: Insert the needle into the air hole for inflation; Insert the needle only without the barrel of the pump for deflation. No additional plug needed to close the air hole. This ball is suitable for indoor and outdoor use.Provide endless beach, pool, backyard and indoor entertainment. Made to look and feel like traditional balls. The material of this inflatable ball is is strong workmanship and pleasant feel. Durable construction and bright colors stand up to tough play, and resists stains or fading.