According to the restless habit of children and teenagers, bottom designed to camber, which can shake freely with sitting position. Which can do some exercise, gaining some fun. It is made of imported PP material, and it is durable and colorfast. The quality cannot be influenced by the difference in temperature, normality it can be used for more than 8 years.

Dimensions
L - 330 mm x W - 330 mm x H - 310 mm, SH - 310 mm
L - 330 mm x W - 330 mm x H - 370 mm, SH - 370 mm
L - 330 mm x W - 330 mm x H - 450 mm, SH - 450 mm
L - 330 mm x W - 330 mm x H - 520 mm, SH - 520 mm