<p>Our professional quality adhesive picture hangers have a larger foam backed adhesive area than most hang tabs with an aggressive adhesive. This self adhesive hanger is used by professional photo labs to install on their mounted photos. Also used by galleries, museums, universities and schools to display photos, posters, maps or mounted art exhibits. </p> <p>Each plastic sawtooth hanger can support up to three pounds (3 lbs), you can use additional hangers on each work to support slightly more weight. For larger pieces like foamcore posters or mounted maps, we suggest two sawtooth hangers to support the weight and help keep it level on the wall. Quick and easy to install - carefully measure the placement of the hanger since it cannot be repositioned without damaging the adhesive. Then peel and stick the adhesive hanger onto a smooth and clean surface. For maximum adhesive strength allow the hanger to cure for 24 hours before hanging or displaying. </p> <p>Use these stick on picture hangers to display your foamcore mounted photos, posters, prints and maps. Excellent sticky hanger for foam backed or matted posters and prints. </p> <p>Never reuse a self-adhesive hanger after removing since are intended for one-time use only. Do not use wire in combination with plastic hangers, as it can gradually slice through the plastic over time. Hang the plastic tab on a hook, nail or screw. For indoor use only. Extreme cold or heat may cause adhesive to fail. </p>