Product details:

Vbx1176: Features: -One exercise ball chair. -Held securely in place by the base design. -Height adjustable by inflating or deflating the ball. -Comes with ball and locking casters. -Removable arms. -Construction Material: Metal and plastic. Product Type: -Exercise ball chairs. Base Material: -Metal. Dimensions: -overall dimension:60.96 cm H x 55.88 cm W x 55.88 cm D. Maximum Overall Height - Top to Bottom: -32". Overall Width - Side to Side: -23". Overall Depth - Front to Back: -22". Overall Product Weight: -10 lbs.