The Ice Melt Standard™. Winter Melt® Ice Melter sets the standard by melting more ice than its expensive counterparts. Made with pure salt, Winter Melt® Ice Melter is the natural choice to melt ice in temperatures as low as 5 °F / -15 °C. Always a cost-effective way to maintain your driveways, sidewalks and walkways on icy, cold days. And depending on the strength of a storm, or how strong you feel on that particular day, it comes in a variety of convenient sizes for the job at hand. 25 and 50 lbs.