"The Aquaglide Lakefront Anchor Bag is a heavy-duty anchoring solution for lounges and other Lakefront items. This sturdy, 1000-denier, 31-oz., Duratex bag filled with sand won't damage your boat or inflatables. It weighs approximately 110 lbs. when filled and seals with a zip, dry bag closure. Mfrs. 3-year limited warranty against manufacturing defects. 27""H x 17""W. 1000-denier, 31-oz., Duratex fabric Won't damage boat or inflatables Seals with zip, drybag closure"