Fiber glass Application: Virtually any commercial or residential application of drywall finishing repairing the cracks and joints or holes of drywall plasterboard fstucco and the other surface. Performance include: Self-adhesive, faster application, no pre-plastering required, easy to apply, resists cracking, do no rot, no blisters or bubbles, more environmentally-friendly job.It won't tear, shrink, stretch or bubble, while it hides joints, cracks and holes permanently. Specification: Width (mm): 25, 35, 48, 50, 100, 150, 200, 1000, 1200 Length (m): 10, 20, 30, 45, 90, 153 Mass:from 55 to 85g/sq.Meter. Mesh: 8f-8 or 9f-9mesh/inch. Colour:white, yellow, blue etc.. Jumbo roll: 1200mm x 450m or 900m Drywall seaming tapes as well as private label and unlabeled tapes. Each roll is shrink-wrapped, or plastic hand bag. Other specification are available upon request. Testing standard: astm-d579