This Weight Bag Set is a must-have for outdoor enthusiasts. Featuring a heavy-duty design, these bags can hold up to 28 lbs. on various surfaces, including sand, rock, and dirt. Constructed with waterproof 1680D polyester fabric coated with PVC, these bags are 300% stronger than most bags on the US market, ensuring durability and long-lasting use. The set includes four bags, each with a universal fit that can accommodate leg sizes ranging from 15mm to 50mm, making them compatible with a wide range of tents, gazebos, camping sun shelters, sports umbrellas, and trampolines. The bags' stability ensures that your outdoor structures remain firmly in place, even in windy conditions. Note: Sand is not included. Color: Black.