Stays Put Made from 600D Ox material coated with weather-resistant PU that is UV protective, durable, and waterproof. Super large size: 34x40cm. Heavy-duty weight bags provide a quick and easy way to secure your tent or canopy. Ideal for outdoor events and windy conditions. Easy to Use Simply wrap the Velcro strap around the tent legs, tighten, and secure. Each bag can be filled with up to 13kg of sand, gravel, or soil. Easy to set up and remove. Suitable for use on hard ground. Wide Application Designed to stabilize instant leg canopies (leg size 15mm–50mm), pop-up tents, gazebos, trampolines, camping sun shelters, and sports umbrellas. Universal fit with durable construction. Super Easy to Carry Equipped with a sturdy sewn-on polyester handle for convenient transport. Includes a carry pouch for compact storage. Double Closure Durable Velcro and secure ing prevent spillage during use. 4PCS included.