Double-sided security strip for books and periodicals

Extra-long liner for quicker and easier application between pages

Strips fit deeply into gutter, virtually impossible to find and remove

Can be turned "off" and "on" again repeatedly, retaining original effectiveness

Cannot be shielded by briefcases, backpacks, the human body or other common objects

Archival quality adhesive will not affect library materials

Compatible with 3M or other electromagnetic security systems