Fitness Mad Weighted Swiss Ball | Durable 500kg Anti-Burst PVC Exercise Ball | 55cm / 65cm / 75cm | 1kg Weighted Sand to Stay in Place with Self Righting Ability

WEIGHTED BALL: With 1kg of iron sand added to the interior of the swiss ball, it offers much more stability across varied positions. Confidence insporing and it won't end up rolling away! DURABLE ANTI-BURST: Constructed from heavy-duty PVC, the gym ball can withstand up to 500kg of weight being applied without bursting. This allows for bouncing exercises from even the most muscular athletes without worry. MULTIPLE SIZES: Available in 55cm, 65cm, or 75cm to suit different exercises, heights, and stability needs. Dependant on your stature and use case, the smaller 55cm variant or the larger 75cm may fit you just that bit better than the 65cm middle ground. IMPROVE CORE: A swiss ball is a viable alternative to increase core strength whilst sitting at your desk. Improve both strength and posture whilst taking your workouts to a new level.