Togu T400510 AERO-Step XL Provides low impact to joints and spine during aerobic and balance training The AERO-Step XL is equipped with more than 1,000 studs A 2-chamber air cushion which, because of the connecting plate, provides a particularly high level of stability The pressure and comfort level can be adjusted to the user's preference with the pump and needle valve Pump and exercise poster included Therefore offers magnificent possibilities for massages and the promotion of the blood circulation