Load! Link! Launch! With the ziplinx hi fly set game is all you need to create high flying chain reaction fun. Ziplinx is a system of specially designed spring loaded linx that launch into action. Create your own amazing designs ready to launch in minutes, then send them flying into the air with one push of the launcher key. There's no limit to how many ziplinx you can connect. Product features includes 22 x linx, 3 x hi fly balls, 1 x launcher key, 28 power bands, 1 x band placer and 1 x instruction sheet you can launch ziplinx pieces up to 3 feet high into the air and hi fly balls over 6 feet in the air includes over 5 feet of interlocking ziplinx each 8cm interlocking ziplinx piece lets you create an unlimited number of designs approximate dimensions 25 x 22 x 6 cm suitable for ages 6 years