EM security strip for library 1.Based on Cobalt amorphous strip ... Checkpoint ,Gateway system 6.5''Single side EM label for book 165x4mm Single side strip ,25mm tail length at ... one side . Used for school library , public library and bookstores. Also , we ... can supply all short anti-theif label for marchandies ,such as cosmetics ,drugs,cleanner essence ,jewely and ...