Nobo Self Adhesive Gridding Tape is perfect for laying semi-permanent grids on boards. Nobo Self Adhesive Gridding Tape (1.5mm x 10m) is the simple way to lay semi-permanent grids, tables and guide lines onto drywipe and magnetic boards. This adhesive vinyl gridding tape comes in an ergonomically-designed tapered dispenser. Not only does this mean it is comfortable to use, it also ensures straight, accurate lines for a professional finish.