3M Spray Mount is a fast, quick tack, all-purpose adhesive. It is crystal clear and won't discolor, making it ideal for films or thin paper. The adhesive is repositionable when wet and becomes permanent when dry. The bond it creates will not become brittle with age. Excellent for layouts, general mounting and display assembly. Bonds most acetate, foils, fabrics, light tissues, and newsprint. Not suitable for outdoor applications or large prints. Apply to one surface only.