Food industry band aid.These bandages are in blue for easy visual detection and also have a metal strip behind the wound pad for using on food production lines with mental detection equipment.FS-200PBD 7.2x1.9cm PE FS-204PBD H size, Knuckle size, PE FS-222PBD Butterfly size, Fingertip, PE FS-218PBD 7.5 x 2.5 cm ,PE