WHITE BOARD TAPE: whiteboard tape set included pinstripe tape, enough daily use and perfect for making grid lines on white boards PERFECT SIZE: convenient and perfect for creating even, solid lines for charts, crafts and decorations EASY TO USE: These self-adhesive pinstripe tapes have no paper backing. Strong silicone adhesive is easy to stick and no residue after peeling off SUIT FOR YOUR DIFFERENT NEEDS: The thin art tape works well on a white board, dry erase board, plastic, glass, paper, wood, metal and ceramic size: 3mm x 66m Colour:Black Material:adhesive tape Package Contents: 1 set x dry erase board tape for lines Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.