SF Block Mounts 162x115mm Doragard, black backing film Stamp Collecting
Block mounts offer maximum protection against sticking, discolouration, dust and humidity.
Stamps held securely in place by strong clamp – type seal.
SF mounts are made from 100% polystyrene (free from softening agents, acids and stabilising chemicals).
Antireflection coating prevents light interference.
Special adhesive on reverse side of film (simply moisten and stick down!).
Pack of 10.
D = Doragard (closed top and bottom, open at back)
Size 162 x 115mm Doragard
pack of 10