Product Description Drywall Joint Paper Tape is used with jointing compounds to reinforce and strengthen plasterboard joints and corners. prior to painting in order to prevent wall cracks and ceiling cracks. Joint tape is super strong in both wet and dry conditions. Laser holes or pinholes on the paper for ventilation. We buy good paper materials from USA to guarantee best strength. Size: 50mm x 23m/roll, 50mm x 75m/roll,50mm x 90m/roll, 50mm x150m/roll, etc Center creased for trouble free corner finishing Resists tearing, stretching and wrinkling