The BOSU PRO Balance Trainer gives the whole body a challenge by requiring muscle groups to work together. Use either the flat side or the dome side to make exercise fun, challenging and effective. Platform features a molded design for extra strength, while the base provides a smooth non-skid surface. This balance trainer includes a dual action hand pump, owner's manual, and the BOSU Integrated Balance Training Manual and DVD. The product measures 26" and has a maximum weight limit of 350 lbs.