Safe Step 3300 Sodium Chloride Ice Melt, 50 Lb, Case Of 49

Quickly melts ice down to -5 degrees Fahrenheit/-15 degrees Celsius Creates a powerful, heat-generating chemical reaction that melts in the harshest of winters. Safe when used as directed on air-entrained, cold-weather concrete that is at least 1 year old. Deeply penetrates ice without leaving a powdery residue.