Linen is the ideal material with which to finish windows and other glass. It is 100% natural and lint free and will give you gleaming, streak free, glass, whether used wet or dry. This scrim is 91cm (36") square and is durable and long lasting and a must have item in professional window cleaning kits and for domestic use as well. Before first use the scrim should be boiled in water for a few minutes, then allowed to cool or dry, you only need do this once, from then on it's ready whenever you are.