Polyester 'L' Sleeves for 11 x 17" Photos, Prints and Posters 11-1/4 x 17-1/4". 4 milPOLYESTER. Sealed on two adjacent sides.
11 x 17 'L' Sleeves for Photos, Prints and Posters
4 mil ARCHIVAL POLYESTER
11-1/4 x 17-1/4" (outside dimensions).
These L-Seal envelopes are made from crystal-clear archival Polyester, approved by the Library of Congress. Their rigidity (4 mil) and unique construction (two adjacent sealed sides) allow for quick/safe insertion and removal of photos/prints/art when not in permanent storage.
4 mil ARCHIVAL POLYESTER
11-1/4 x 17-1/4" (outside dimensions).
These L-Seal envelopes are made from crystal-clear archival Polyester, approved by the Library of Congress. Their rigidity (4 mil) and unique construction (two adjacent sealed sides) allow for quick/safe insertion and removal of photos/prints/art when not in permanent storage.
Material: Polyester (Mylar) L-Sleeve
Thickness: 4 mil
Color: Clear
Width: 11.25
Height: 17.25
Acid-Free: Yes
Passed P.A.T.: Yes
Storage Length: Museum-Grade (Indefinite) Storage (100+ years)
Made In USA: Yes
Recyclable: Yes, click here for more info