LePage Heavy Duty Spray Adhesive dries clear and has a superior bonding strength for indoor use on porous and non-porous substrates. Great for a variety of household and automotive repair projects, LePage Heavy Duty Spray Adhesive is recommended for middleweight bonding wood, metal, acrylic, foam, fabric, polyethylene and polypropylene, PVC, paper, cardboard, leather, felt, carpet, corkboard, glass, foil, rubber and many plastics. This acid-free formula will not damage photographs, does not bubble, and requires no reworking for a repositionable or permanent bond. Fast acting, this spray adhesive sets in just 10 minutes with full cure in 24 hours for invisible repairs and dries clear without yellowing with age. Multiple coats can be applied to increase the bond strength.