- A gymball has to offer a fine balance between support and instability
- Crazy for core? Get back on the ball and churn out those moves with this essential stability companion
- To nail the perfect sizing, plant both feet on the floor with knees positioned slightly lower than the pelvis
- If you see a nice 90-degree angle, crunch on
- High-density rubber construction for longevity
- Anti-burst technology for slow and safe deflation if punctured
- Weight can influence flexibility and resistance, so size appropriately
- Material: rubber
- Dimensions (Dia.): 65cm or 75cm
Conditions
Limit: 4 per user and 2 as gift for others
Pay $5 extra per option for delivery. Enter address when purchasing. No PO Boxes. While stocks last. No refunds unless required by law, no cashback, not to be used with any other offers.
See the rules that apply to all deals.
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