*With Ball Stacker Ring
*With Tube : 12mm x 2.5mm x 48CM (2PCS)
*Size for Balance Board : 45 x 15 CM
*This 45CM Diameter Balance Cushion which provides more
widely range performance when you workout on it such as
single leg balance,crunch,reverse crunch or calf raise etc.
*You can experience better stability than other Balance Cushion.
*Work your core muscles with inflatable Balance Disc.
*The Balance Disc engages your core muscles while sitting
and can also be used for strengthening exercises in your chair
or on the floor.
*By controlling the firmness of the cushion,you can adapt it to
your fitness needs and sitting comfort.