Shatex 5.91 in. x 18.11 in. Black Canopy Sand Bags Canopy Weights for Canopy Tent, Heavy-Duty, Round (1-Pack)
$29.99
The specifications of this product is 13.39 in. x 13.78 in. the cloth is Oxford cloth, with a waterproof coating to prevent water from seeping in and to prevent water or sand from flowing out of the sandbag.