Weighted rectangle bags designed to help improve core strength, balance & stability. All cubes are the same size, but vary in weight, offering a diverse number of exercises for strength & conditioning. Suitable alternative to Powerbags & Medicine Balls.
- Durable PVC cover, reinforced double stitching on the handles, making this item VERY strong and durable.
- Internally filled with sand and with a foam lining to help keep its shape.
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