The product is woven into mesh with fiberglass and coated with anti-alkaline resin. It is very strong, self-adhesive, dimensional stable, corrosion resistant and so on. This tape is used in mending drywall cracks, piecing together and making up different kinds of plates. It can make them join faster and require no pasting or stapling.It is not easy to be torn or shrink, and it can hide joints, cracks and holes permanently. Specifications: Mesh Size : 2.85x2.85mm or 3.1x3.1mm (9x9 or 8x8) Weave : leno Weight : 50g/m2 and 60g/m2 Testing : ASTM D579 Finish : Corrosion resistant and contact adhesive Width : 50mm,100mm,150mm,200mm,1000mm,1200mm Length of roll : 20/45/50/90/153 meters or according to requirements Packing : each roll packed with plastic bag, 24-72 rolls a carton (or as customer'