The Scotch STD-19 Super Heavy Duty Clear Mounting Tape is a very high bond industrial quality tape that goes on clear and stays clear. Suitable for most clear and smooth surfaces. Glass, Acrylic, Tiles, Clear surfaces Mounting Tape Excellent for mounting on most smooth and clear surfaces Weather-resistant and holds securely Clear transparent tape Glass to glass Up to 600g per 2cm of tape Acrylic to Acrylic Up to 400g per 2cm of tape Plastic to Plastic Up to 400g per 2cm of tape Faster, safer, and more versatile than screws, drills, bolts and nuts