Product Details： Prime Sign also provide all kinds of self adhesive board films like whiteboard and blackboard film, which are designed to adhere to any smooth surface like wood, metal, plastic and flat walls. They are widely used for menus in bars and restaurants, office meetings, school or can be used at home as an aide memoire on the fridge, or for the kids to draw on.  Code Product  Film（Micron） Release Paper Width(m) Length BFC50 Clear writing film 50 micron clear PET film 25 micron PET liner 1.27 50 BFW100N Whiteboard film 100 micron white PET film 25 micron PET liner 1.27 50 BFB100 Blackboard film 100 micron black film 120gsm liner 1.27 50 BFG100 Greenboard film 100 micron green film 120gsm liner 1.27 50