Full Description SafeStep Pro Plus Ice Melt – Magnesium Chloride, Sodium Chloride -7°F (-21.7°C) – 50 lb General Information Manufacturer:Compass MineralsManufacturer Part Number:635292Manufacturer Website Address:http://www.nasalt.comBrand Name:SafeStepProduct Line:Pro PlusProduct Name:Pro Plus Ice MeltMarketing Information: Safe Step Pro Plus offers the convenience of high-visibility crystals and powerful magnesium chloride/sodium chloride mix for an efficient, ice melt. The blue crystals are easy to see. They melt ice and snow down to negative 7 degrees Fahrenheit (negative 21 degrees Celsius). It is made of 100 percent rock salt and with a unique screening process for optimum-sized crystal for improved melting performance. It is fast, reliable and proven effective in clearing the way of ice and snow. Cost-effective ice melter is safe for people, pets and the environment. Packaged Quantity:1 / BagProduct Type:Ice Melter Product Information Melter Weight:50 lbMinimum Effective Temperature:-7°F (-21.7°C)Composition: Magnesium Chloride Sodium Chloride Features: Pet Safe Environmentally Safe Physical Characteristics Product Color:Blue/White Miscellaneous Recycled:NoAssembly Required:NoCountry of Origin:United States