Bowl outdoors or indoors any time - BIG time - and enjoy immensely all the fun and activity of the sport of bowling without the trip to the alley. You can set up these giant inflatable pins almost anywhere and each time invent ingenious ways to throw, kick, or otherwise go about bowling them over. Ever-exciting for ages 4 and up. Size: Pins are approx. 29" tall. Look also at our Dual-Action Foot Pump to make ball and pin inflation extra easy, ASIN B005OLZCIA.