Keep your car's windscreen sparkling clean with the Carshark Screenwash. This screenwash is perfect to remove dirt, insect debris and grime for better visibility while driving. Apart from this, it works down to -5 degrees Celsius and protects your windscreens during extreme winters. Ready to use, simply add this liquid to your vehicle's washer bottle unit to use. Size: 1L. Directions for use: This product is ready to use. Simply pour contents into the vehicle washer bottle unit. Use neat - no need to dilute. Store in a tightly closed, original container in a cool, dry and well-ventilated place.