Fiberglass yarn threads are used to reinforce the Ultimate Strength Tape. Industrial-grade Tape Excellent tensile strength is ideal for palletizing, bundling, and reinforcing. Tensile Strength: 175 u micron at 150+ lbs per inch Length 25 meters, Width 24 mm / 1 " Backing / Adhesive: BOPP / Hotmelt 1.75 mm Thickness (mm) Application: Perfect for unitizing loads, strapping bundles, closing cartons, and securing products during shipment, this material offers strong fracture resistance and is ideal for heavy packaging. Suitable for most repairs, weatherproof, moisture resistant, UV resistant, and temperature resistant Specifically designed to stick to a range of surfaces, including fiberboard, plastic, metal, and wood. Perfect for repairing, patching, wrapping, sealing, and safeguarding crafted in Taiwan