Designed for all exercises of core stability, strength and power training in anywhere and any conditions
Made of heavy duty rip stop material with air release eyelets
Filling by encased sand covered with high rebound foam lining
No longer worrying about dirty rags or unsafe rocks!
By encasing the inner sand bags 3 times before being inserted into the foam lined bags, the sand is not likely to leak or spill out
Heavy duty seat belt webbing handles, that are covered by 2 x top plastic grip handles and 2 bottom plastic grip handles and 2 side plastic grip handle, make the bag becoming the most versatile core bag available on the market today.
Measurements: 57cm x 23cm