Cosmos &reg; Pack of 20 Rewritable Dry Erase Magnetic Tape Strips Labels Tags, 2 x 1-1/4 Inches Each strip measures 1 1/4" x 2"3cm x 5cm). Stick to any magnetic whiteboards bulletin boards or metal surface. Magnetic and rewritable. Easily create customized messages/schedules. White color, 20 pcs per pack.