LT SF Pre-Cut 53x32mm, black backing film

Leuchtturm Albenverlag (Germany)
SF Pre-Cut for Stamps Format 53x32 mm, black backing film
pack of 50, Made from 100 % polystyrene, free from acid and chemical softeners, with adhesive reverse side, (article 334 157 red package).

Remarks to Pre-cut SF-mounts: LIGHTHOUSE pre-cut SF-mounts for most standard sizes. The size of the mount is cut 4 mm larger than the actual stamp for that nice "centered" look.