Lighthouse Stamp Mounts SF- Strips 217x170 d mm - BLACK Backing Film - Acid Free

$15.50
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!)
d = double seal (closed top and bottom)
Any questions please do not hesitate to ask