Stamp Glassine #4 Envelope. 4-7/8 x 3-1/4". Transparent 30 lb. virgin glassine. No gum on the flap.
Made from transparent, 30 lb, virgin glassine. Strong outside-sealed seams are glued with anti-tarnish adhesive. The fllap is on one long open edge and is not gummed. It is a smooth, translucent paper that is grease-resistant, moisture-resistant, This size is recommended for holding oversized plate blocks of 4. However it is ideal for all of your philatelic materials.
Recyclable in curbside recycling containers. Recycle symbol #22. See recycling symbol meanings here.
Material: Glassine
Thickness: 38 lb.
Color: Translucent
Width: 4.875
Height: 3.25
Record Jacket Sleeve Flap: Flap
PH Level: 8.0-9.0
Acid-Free: Yes
Lignin-Free: Yes
Passed P.A.T.: Yes
Storage Length: Museum-Grade (Indefinite) Storage (100+ years)
Recyclable: Yes, click here for more info
Ratings & Reviews
14 Reviews
Very satisfied, works great
Delivery was promised before I expected, and it arrived the day that it was promised. This purchase was for a philatelic collection at a university archive, and the product is the perfect size for our long-term needs.
Lucas S.
09/15/2024 1:37 am
Excellent materials and craftsmanship
Excellent supplier of stamp collecting needs.
Aurora B.
09/15/2024 1:37 am
Reliable and sturdy build
My usual supplier was out so I went looking to find them and landed on this website for Bags Unlimited. Quality is the same and the pricing is less. Will buy here again.
Samantha U.
09/15/2024 1:37 am
Outstanding quality and performance
Glassines are perfect for storage of my stamps. I appreciate their excellent quality. Highly recommend.
Kaden X.
09/15/2024 1:37 am
Strong and durable design
Cruz G.
09/15/2024 1:37 am
Excellent materials and construction
Great product at the right price
Charles R.
09/15/2024 1:37 am