'Simply the best and safest mount for your stamps.
• Block mounts offer maximum protection against sticking, discoloration, 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 stabilizing chemicals). • Anti-reflection coating prevents light interference. • Special adhesive on reverse side of film (simply moisten and affix).
d = double seal (closed top and bottom)
Special block mounts size: 297x210 d
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