Size: Each roll of tape comes in 3mm width and 66m length, sufficient for your various markings or crafts. Wide Application: The art tape is perfect for clean and dry surfaces such as whiteboards, dry-erase boards, plastic, glass, paper, wood, and metal. It also works as craft tape on scrapbooks, journals, paper crafts, fashion design, etc. Removable Without Trace: Easy to install and remove, leaving no residue when removed. Strong adhesion, works well on many smooth surfaces like plastic, whiteboard, glass, paper, wood, metal, ceramics, etc. Black Color Design Makes It Eye-Catching: These 3mm thin black tapes come in black, which is eye-catching when applied to a whiteboard or dry-erase board. Perfect for classroom and office presentations. Tape Width: 3 mm Length of each roll: 66 meters Color: Black Material: PET Package Contents: 16* rolls Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture to differ slightly from the real thing. The allowed measurement error is +/- 1-3 cm.