... label, Meto label substitute 3M tattle tapeCertus, Checkpoint, Sidep, Gateway, Dialoc eas label 1) Material: cobalt3M EM label, Meto ... label substitute Certus, Checkpoint, Sidep, Gateway, Dialoc eas label 1) Material: cobalt 2) Length: 16.5cEM ... into gutter, impossible to find and removeCompatible with 3M, Gateway, Dialoc or other EM systemsCannot be shielded by briefcases, ...