ChromaLabel 2 x 4 inch Dry Erase Labels | 50/Pack (Blue Border) ..."It's like having 50 miniature dry erase boards in a bag" Removes cleanly from glass, wood, plastic, ceramic etc Label size: 2" x 4" | Quantity: 50 per pack How: Lift the clear, protective flap, write with dry or wet erase markers & erase as needed (if desired, you can permanently remove the protective flap) Color: bright white surface with an blue border