Size: 50mm T x 215mm W

Description: BLACK backing. 1 package of 15 Showgard stamp mount strips measuring 50mm x 215mm for US plain blocks of 4 and others of similar size stamps from around the world.  These mounts are perfect for any collection and will protect your stamps from dirt, dust, finger prints, humidity and wear over time. Why buy stamp mount strips such as these?  Because they provide greater economy and flexibility by being able to cut them to size vs. using precut mounts.

Sizing: The strip you should use is based on the height of the stamp you wish to mount, measured in millimeters (mm).