Bare Ground Premium Blend granular ice melt with infused traction granules in our 1000 lb Supersack. This is our special blend of rock salt coated with corrosion inhibiting Bare Ground Mag Plus liquid deicer to create an ice melt that starts to work faster and works 60% more effectivel. It is also 40% less corrosive than standard salts. Bare Ground Premium Blend granular ice melt with traction granules keeps working at temparatures as low as -20F. These special traction granules crush to dust over time and will not harm the environment. Safer walking over the ice and snow with virtually no messy cleanups in the spring. Our 1000 lb Supersak is the most economical size for professionals.