* Heavy Duty – Tapix Multipurpose Military Green Sandbags are made of premium quality polypropylene. Double sewn in the bottom for extra strength. These polypropylene sandbags makes sure to hold the sand or the soil in perfectly in place. These empty white sand bags can hold 50 lbs of sand when 2/3rds full (ideal). * Multipurpose - These empty sand bags are used in many ways. Mostly for flood protection and construction projects. It is designed to be water-resistant and dust-resistant. Sandbags for flooding is designed with ties to properly secure the bags. * UV Resistant – These small sandbags will most likely to be out in the sun for days and hours.