The Horticom de-icer is an effective tool for quickly melting snow and ice. It melts ice at temperatures as low as -35°C. Magnesium chloride evaporates into the air as it melts ice and snow, so there is no need to worry about damage to the ground. It leaves no marks on shoes and does not damage concrete, marble, or wood. The product is hygroscopic, and once the package is opened, it is recommended to use the entire contents. Composition: MgCl₂·6H₂O 97% min, CaO 0.1% max, Na⁺, K⁺ 0.8% max. Moisture content 0.2% max.