An excellent way to help secure double end bags, free standing and punching bag stands on the floor. No more drilling or installing floor anchors. Conveniently fills with up to 35 lbs. of sand with a three-quarters length zipper top for easy filling access.  High grade, rip-stop, water repellent nylon cover has a cross-weave canvas liner for superior, long lasting results.  Triple reinforced nylon stitching for longevity. Ideal for providing added weight and stability to home and gym equipment, and speed bag platform tops.  

• Sizes: Small is 12" W x 3" H with 3” D center opening, weight: fills to 35 Lbs.; Large is 26” W x 12” H with 3” D center opening, weight: fills to 75 Lbs. (Ships Unfilled)
• sold separately.