... Joint tape, Drywall tape, is flexible paper drywall tape, made of high quality paper, to protect corners in houses and buildings ... Product Specifications:· Weight: about 145g per SQM· Base material: A-grade quality paper · Regular size per roll: Width 50mm, Length 50m, ... equipments· Quality guarantee, Delivery on time · Inspection Report of Product Quality issued· Control quality for customer if need be ...