4 Glassine Envelopes, 3 1/4'' x 4 7/8'' - Qty: 1000, GE4

Guardhouse glassines are made of a PH neutral, semitransparent paper with no harmful chemicals. Safe for stamps and coins, they are also commonly used to protect photos, negatives, invitations, artwork, gift packets, seeds, crafts and more because of their water, air and grease resistant properties. Guardhouse glassines are carefully constructed with flaps folded on the exterior of the envelope, leaving only a smooth interior pocket surface that will not catch on stamps or other contents. Our glassine envelopes contain un-gummed flaps and are ideal for all of your philatelic materials. Guardhouse Glassines are made with 55 gsm (38#) paper. This envelope measures 3 1/2 " x 6 " and is recommended for holding plate blocks or small postcards. This size fits conveniently in post card storage boxes.
Guardhouse glassines are made of a PH neutral, semitransparent paper with no harmful chemicals. Safe for stamps and coins, they are also commonly used to protect photos, negatives, invitations, artwork, gift packets, seeds, crafts and more because of their water, air and grease resistant properties. Guardhouse glassines are carefully constructed with flaps folded on the exterior of the envelope, leaving only a smooth interior pocket surface that will not catch on stamps or other contents. Our glassine envelopes contain un-gummed flaps and are ideal for all of your philatelic materials. Guardhouse Glassines are made with 55 gsm (38#) paper. This envelope measures 3 1/2 " x 6 " and is recommended for holding plate blocks or small postcards. This size fits conveniently in post card storage boxes.

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These premium quality glassine envelopes are made in the USA (not Chinese imports) from transparent virgin 30 pound glassine. They have ungummed flaps

JBM Glassine Envelopes #4 -- 4 7/8 x 3 1/4