Stamp Glassine #10 Envelope. 9-1/2 x 4-1/8". Made from transparent 30 lb. virgin glassine. No gum on the flap.

Glassine # 10 Envelope. 9-1/2 x 4-1/8". Made from transparent, 30 lb, virgin glassine. Strong outside-sealed seams are glued with anti-tarnish adhesi...