33x33cm durable inflatable yoga massage ball pad universal sports gym fitness yoga wobble stability balance disc cushion mat c18112601

brief description.this balance disc is an important strengthening tool that can be used by adults and children. the simple act of sitting on the disc activates core abdominal and trunk muscles. flexor and extensor muscles work in tandem to keep your balance on the disc while continuously strengthening and toning. through these small, continuous motions that you are making, deep core muscles are constantly stimulated and enhanced. it is, however, not confined to sitting only. you can actually sta