WIDELY TRUSTED FOR FLOOD PROTECTION: Sandbaggy sandbags are used & trusted by many government agencies, landscapers/contractors, and nonprofits, including the US Army and Red Cross. With over 4 million Sandbaggy Sandbags installed across this great country, they have served as the first and last line of defense for homes and businesses during hurricanes on the East Coast or flooding in the Midwest. | HOLDS UP TO 50 LBS OF ROCKS WITHOUT TEARING! Made of thick woven polypropylene and double chain-stitched edges, these bags are built tough, capable of holding rocks, gravel, sand, dirt, and practically anything you can think of without breaking. | UV RESISTANT, EVEN IN HOT SUNNY AREAS: Made with a UV Inhibitor, allowing sandbags to last 6 months under direct sunlight in hot, sunny places like California, Florida, and Arizona. In cooler regions, they can last 6 to 24 months, depending on daily sun exposure. | HEAVY DUTY SANDBAGS THAT CAN TAKE A BEATING: When filled with 40 lbs of sand, we've tested these to withstand a minimum of 10 drops of 4 ft before any noticeable damage. Each bag is made from 10 Mil thick plastic to ensure durability in tough environments. | WATER RESISTANT TO PREVENT FLOODING: Sandbags are 98% waterproof, meaning most water rolls off the bag. Their reliable design ensures superior protection against water, making them a trusted choice for flood defense during emergencies like hurricanes or erosion control. | TIE STRINGS ATTACHED: Even our pre-attached tie strings are Sandbaggy strong, with 30 lbs of tensile strength. | WOVEN POLYPROPYLENE SANDBAGS are a durable, water-resistant, and cost-effective sandbag material - providing optimal protection against flooding and erosion. | MILITARY GRADE: Used by the US Army, Sandbaggy sandbags are truly military grade