Pressure Washer Spare Snow Foam LanceSPARE SNOW FOAM LANCE The adjustable Snow Foam Lance allows you to apply Muc Off Bike Cleaner, Concentrate or Snow Foam onto the surface of the bike. You can simply screw any of these three bottles directly onto the Snow Foam Lance and you're ready to go. There's no need to mix with any additional water. The pressure washer will mix water and detergent automatically to the desired dilution you've set by adjusting the dial.