Our snow melt agent contains deionized water salt and biopolyols. It can help quickly melt frost ice and snow on car Windows. And thawed frozen keyholes wipers and antennas etc. will not stick to the glass after spraying can be easily wiped clean will not block the driving vision. Its use method is very simple: first adjust the nozzle switch to the desired mode shake the product before use then press the nozzle spray on the ice and snow and wait for the ice and snow to melt and then wipe it with a rag. After use it helps to establish a hydrophobic layer on the window to prevent frost condensation protect the car paint and glass easily remove the snow on the window do not block the driving line of sight prevent corrosion while playing a role in corrosion inhibition.