These 2 mil and 4 mil  Polyester Sleeves are sealed on 3 sides. They are made from Museum Grade Archival Polyester (Mylar), an inert material of the highest clarity. Our polyester material is approved by the Library of Congress for indefinite storage. We use DuPont Melinex® or a suitable equivalent.

POLYESTER (Mylar) Sleeve.
11-1/2 x 14-1/2"   2 mil with 1" flap.

Use for Lobby Cards, Large Sheet Music, Photos.
11 x 14" POLYESTER (Mylar) Sleeve 2 mil with 1" flap
Description:
Museum Grade POLYESTER (Mylar) Sleeve
11-1/2 x 14-1/2"  
2 mil with 1" flap

Use for Lobby Cards, Large Sheet Music, Photos

Base SKU: s1114m2

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POLYESTER (Mylar) Sleeve.
11-1/2 x 14-1/4"  4 mil. NO flap.
Use for Photos, Lobby Cards, Large Sheet Music.
11 x 14" POLYESTER (Mylar) Sleeve
Description:
Museum Grade Polyester (Mylar) Sleeve
11-1/2 x 14-1/4" 
 4 milNO flap.
Archival. Crystal clear. Passed the Photo Activity Test (P.A.T.) 
Indefinite storage.

Use for Lobby Cards, Large Sheet Music, Photos.


Base SKU: s1114r

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POLYESTER (Mylar) Sleeve .
11-1/2 x 17-1/2" 2 mil with 1" flap
Use for Original Art, Prints.
11 x 17" Original Comic Art Sleeve
Description:
Museum Grade Polyester (Mylar) Sleeve
11-1/2 x 17-1/2"  2 mil with  1" flap.
Archival. Crystal clear. Passed the Photo Activity Test (P.A.T.) 
Indefinite storage.
Use for 11 x 17 Art, Prints, Photos.

Base SKU: s1117m2

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POLYESTER (Mylar) Sleeve.
11-1/2 x 17-1/2" 4 mil. NO flap.
Use for Original Art, Prints.
11 x 17" Polyester Sleeve
Description:
11 x 17" Original Comic Art/ Large Print Sleeve
11-1/2 x 17-1/2"  4 mil Polyester (Mylar). 
NO flap.
Archival. Crystal clear. Passed the Photo Activity Test (P.A.T.)
Indefinite storage.


Base SKU: s1117r

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POLYESTER (Mylar) Sleeve
12-1/2 x 18-1/2"  4 mil. NO flap.
POLYESTER (Mylar) Sleeve 4mil. NO flap.
Description:
Museum Grade Polyester (Mylar) Sleeve
12-1/2 x 18-1/2"
  4 mil. No flap.
Archival. Crystal clear. Passed the Photo Activity Test (P.A.T.)
Indefinite storage.

Use for Tabloid, Art, Photos.
Shown with 12 x 16" and 12 x 18" Prints.

Base SKU: s1218r

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POLYESTER (Mylar) Sleeve
14-3/4 x 18-1/2"  4 mil. NO flap.
Description:
Polyester (Mylar) Sleeve for 14 x 18" formats
14-3/4 x 18-1/2"
4 mil. NO flap.

Use for Prints & Posters.
Base SKU: s1418r

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POLYESTER (Mylar) Sleeve.
Window Card Poster.
14-3/4 x 22-3/4"   4 mil. NO flap.
Description:
Polyester (Mylar) Sleeve for Window Card Posters.
14-3/4 x 22-3/4"
4 mil. NO flap.

Base SKU: s1422r

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POLYESTER (Mylar) Sleeve
Insert Poster.
36-1/4 x 14-3/4"   4 mil. NO flap.
Open on one long side.
POLYESTER (Mylar) Sleeve 4mil. NO flap.
Description:
Polyester (Mylar) Sleeve for Insert Posters.
36-1/4 x 14-3/4". 
4 mil. NO flap.
Open on one long side
.

Base SKU: s3614r

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POLYESTER (Mylar) Sleeve
15-1/2 x 18-1/2". 4 mil. NO flap.
Description:
Polyester (Mylar) Sleeve for 15 x 18" formats
15-1/2 x 18-1/2"
4 mil. NO flap.


Use for Art, Prints, Posters
Base SKU: s1518r

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POLYESTER (Mylar) Sleeve
16-1/2 x 20-1/2". 4 mil. NO flap.
Use for Photos, Art.
Description:
Museum Grade Polyester (Mylar) Sleeve 
16-1/2 x 20-1/2" 
4 mil. No flap.
Archival. Crystal clear. Passed the Photo Activity Test (P.A.T.) 
Indefinite storage.

Use for Photos, Original Art.


Base SKU: s1620r

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POLYESTER (Mylar) Sleeve
18-1/2 x 24-1/2". 4 mil. NO flap.
Use for Art, Photos, Maps.
Description:
Museum Grade Polyester (Mylar ) Sleeve
18-1/2 x 24-1/2
" 4 mil. No flap.
Archival. Crystal clear. Passed the Photo Activity Test (P.A.T.) 
Indefinite storage.
Use for Art, Photos, Maps.

Base SKU: s1824r

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POLYESTER (Mylar) Sleeve
Rock & Personality Posters.
20-3/4 x 28-3/4". 4 mil. NO flap.
Open on one short side.
POLYESTER (Mylar) Sleeve  for Rock & Personality Posters
Description:
Polyester (Mylar) Sleeve for Rock & Personality Posters
20-3/4 x 28-3/4"
4 mil. NO flap.

This sleeve is open on one short side.


Base SKU: s2028r

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POLYESTER (Mylar) Sleeve
21-1/2 x 36-1/2" 4 mil. NO flap.
Description:
Polyester (Mylar) Sleeve for 21 x 36" formats
21-1/2 x 36-1/2"
4 mil. NO flap.

Use for Maps, Art, Posters.


Base SKU: s2136r

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POLYESTER (Mylar) Sleeve
Half Sheet Posters.
28-3/4 x 22-3/4". 4 mil. NO flap.
Open on one long side.
Description:
Polyester (Mylar) Sleeve for Half Sheet Posters
28-3/4 x 22-3/4"
4 mil. NO flap.

This sleeve is open on one long side.


Base SKU: s2822r

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POLYESTER (Mylar) Sleeve
Standard Posters.
24-1/2 x 36-1/2". 4 mil. NO flap.
Description:
POLYESTER (Mylar) Sleeve  for Standard Posters
24-1/2 x 36-1/2"
4 mil. NO flap.

Base SKU: s2436r

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POLYESTER (Mylar) Sleeve
40" One Sheet Posters.
40-5/8 x 27-3/8". 4 mil. NO flap.
Open on one long side.
Description:
Polyester (Mylar) Sleeve for 40" One Sheet Posters
40-5/8 x 27-3/8"
4 mil. NO flap.

Use for  27 x 40" One Sheet Posters.
This sleeve is open on one long side.

Base SKU: s4027r

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POLYESTER (Mylar) Sleeves
41" One Sheet Posters.
27-7/8 x 41-1/4". 4 mil. NO flap.
Open on one short side.
Description:
Polyester (Mylar) Sleeve for 41" One Sheet Posters
27-7/8 x 41-1/4"
4 mil. NO flap.

Use for 41" One Sheet Posters.
This sleeve is open on one short side.

Base SKU: s2741r

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POLYESTER (Mylar) Sleeve.
British Quad Posters.
31 x 43". 4 mil. NO flap.
Open on one long side.
Description:
Polyester (Mylar) Sleeve for British Quad Posters
31 x 43"
4 mil. NO flap

This sleeve is open on one long edge. 


Base SKU: s3143r

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