High-quality materials - Sandbags are made of durable 600D Oxford fiber, which is long-lasting and tear-resistant and features an additional waterproof PU coating for use in all weather conditions. .Multipurpose sandbags Solid sandbags are suitable for various types of pop-up camping, pop-up tents, caravan canopies, parasols, garden tents, patio covers, sports umbrellas, etc. 14 cm extra-long loop buckle, much longer than similar products on the market, long enough to fit any tent canopy, easier to attach. .Easy to use: Simply fill the weight bag with sand, gravel, stones, bottled water, dirt, or other available nearby materials and attach it where you need it. The sand can be poured out immediately after use, is easy to clean, folds compactly, saves space, and is easy to store.Strong and Durable: The windproof sandbag is equipped with Velcro fasteners to prevent sand from splashing out during use and to ensure that the sand weight bag is securely attached to the legs of the tent. You can also attach and remove the weight bag quickly and easily. Two straps allow the sandbag to be securely attached to the poles of the pop-up tent.