Glare Cut Liquid. This liquid suspension of ceramic abrasives is well-matched to removing stubborn dirt from glass. It is perfect surface preparation before applying a glass coating, and can be used on wiper rubber to stop judder. Includes a hand sponge. How to use the product 1. Remove dust and dirt beforehand. Shake well and apply liquid directly to the glass, or onto the included sponge. 2. Polish firmly with the sponge. 3. Rinse off any residue thoroughly with water. *By request/order.