MASTERCANOPY Set of 4 Weights Bags for Pop Up Portable Folding Canopy, Black Suitable for Pop-Up Canopy Tent - 10 x 10 ft or Eurmax 10 x 10 Ez Pop up Canopy and Other Canopy Tent 1010 also can be used in 10151020 Canopy Tent The weight bags hold up to 20- 25 pounds on sand, rock, or dirt and are perfect for all surfaces. Waterproof 1680D polyester fabriccoating with PVC, 300% stronger then most weight bag on us market MasterCanopy Weight Bag (Set of 4 Weight Bags) for Any Canopy or Tent (fit the leg size from 15mm to 50mm) Note*SAND NOT INCLUDE*