made of fiberglass yarn , we produce different thickness and width as customer requirement Fiberglass tape is weaved by non-alkali fiberglass yarn, with good thermal resistant and insulation features, which is widely used for windings of motor and transformer. Thickness: 0.10mm, 0.13mm, 0.15mm, 0.20m, 0.25mm Etc. Width: 10mm, 15mm, 20mm, 25mm,30mm, 50mm...100mm , 150mm Length: 30m, 50m, 100m, ...