Contains no agents that might be harmful to postage stamps.
Special foil will not shrink or discolor It is 100% waterproof and is proven safe.
To Fit: Washington 2006 stamps. Black Back 4 mounts- 1 mount for each Washington 2006 S/S 89mmx83mm Wonders of America sheet 274mmx224mm Distinguished American Diplomat 146mmx84mm Samuel de Champlain S/S 203mmx146mm
