The perfect solution for the outdoors and use on hard surfaces. Deluxe Weight Bags hold up to 45 lbs. (20.5 kg) of sand per bag and attach securely to the leg of your shelter with quick release pins and heavy-duty buckle attachment straps. Features Deluxe Weight Bags hold up to 45 lbs. (20.5 kg) of sand or gravel per bag (not included) Available in Sets of 2 or 4 Heavy Duty Zippers Stylized Reinforcements Abrasion Resistant Fabric Name Badge Location