These lanyards have a width of5/8" or 16 mm. They are flat, ribbed lanyards and are made of an Anti-Microbial material. For increased safety, these lanyards contain a Breakaway. The end attachment is a "No-Twist" Wide Plastic Hook that is perfect for use with slotted ID cards and Badge Holders. The Anti-Microbial material inhibits the growth of germs and kills odor-causing bacteria making it perfect for use by nurses, or in sanitary medical settings. The cut length of these lanyards is 36" or 914 mm and are sold in packs of 100 lanyards.