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Greeting Card & Envelope Standard Size Quick Reference

Crystal Clear Bags® are all acid free, archive quality and perfect for storage or retail packaging. Check out our selection of envelopes and Clear Bags to fit your stationery packaging and storage needs.

Announcement Envelopes | Social & Baronial Envelopes | Square Envelopes | Business Size Envelopes

Announcement Envelopes

Announcement envelopes typically have square flaps. Announcement envelopes can be found in the Premium, Vellum, Bright, Notables, Deckled Edge, Foil, and Stardream Envelope categories.

Bags for Announcement Envelopes

Click on an item number to get more information about its size and style. Size fits the card and envelope.
NameSizeHoldsNo FlapEco Clear No FlapFlap SealEco Clear Flap SealProtective ClosureHanging
A1 5 1/8" x 3 5/8" 1 B3X5NF GC3X5NF B3X5 GC3X5 B3X5PC HB3X5
A1 5 1/8" x 3 5/8" 6−8 - - B4B1 GC4B1 B4B1PC HB4B1
A1 5 1/8" x 3 5/8" 8−10 - - B4B2 GR4B2 B4B2PC HB4B2
A1 5 1/8" x 3 5/8" 12 - - B4B5 - B4B5PC HB4B5
A2 5 3/4" x 4 3/8" 1 B54NF GC54NF B54,B45 GC54 B54PC,B45PC HB54,HB45
A2 5 3/4" x 4 3/8" 6−8 - - B5B1 GC5B1 B5B1PC HB5B1
A2 5 3/4" x 4 3/8" 8−10 - - B5B2 GC5B2 B5B2PC HB5B2
A2 5 3/4" x 4 3/8" 12 - - B5B3 GR5B3 B5B3PC HB5B3
A6 6 1/2" x 4 3/4" 1 B65NF GC65NF B65,B56M GC65 B65PC HB65
A6 6 1/2" x 4 3/4" 6−8 - - B6B2 GR6B2 B6B2PC HB6B2
A6 6 1/2" x 4 3/4" 8−10 - - B6B1 GR6B1 B6B1PC HB6B1
A6 6 1/2" x 4 3/4" 12 - - B6B3 GC6B3 - HB6B3,HB56
A7 7 1/4" x 5 1/4" 1 B57NF,B75NF GC75NF B75,B5 GC75,GC75 B75PC,B5PC HB75,HB5
A7 7 1/4" x 5 1/4" 6−8 B7B1NF - B7B1 GR7B1,GC7B1 B7B1PC HB7B1
A7 7 1/4" x 5 1/4" 8−10 - - B7B2 GC7B2 B7B2PC HB7B2
A7 7 1/4" x 5 1/4" 12 B5N9NF - B5N9 GC7B3 B5N9PC HB7B3
A8 8 1/8" x 5 1/2" 1 - - B58 - - -
A9 8 3/4" x 5 3/4" 1 - - B59 - B59PC HB59
Slim line 8 7/8" x 3 7/8" 1 - - B48 - - -
Slim line 8 7/8" x 3 7/8" 8−10 B49NF GC49NF B49 GC49 - -
A10 9 1/2" x 6" 1 - - B96 - - -

Social & Baronial Envelopes

Social and Baronial envelopes typically have pointed flaps. Social and Baronial envelopes can be found in the Premium, Mohawk, Linen, and Deckled Edge Envelope categories.

Bags for Social & Baronial Envelopes

Click on an item number to get more information about its size and style. Size fits card and envelope.
NameSizeHoldsNo FlapEco Clear No FlapFlap SealEco Clear Flap SealProtective ClosureHanging
4 Bar 5 1/8" x 3 5/8" 1 B3X5NF GC3X5NF B3X5 GC3X5 B3X5PC HB3X5
4 Bar 5 1/8" x 3 5/8" 6−8 - - B4B1 GC4B1 B4B1PC HB4B1
4 Bar 5 1/8" x 3 5/8" 8−10 - - B4B2 GR4B2 B4B2PC HB4B2
4 Bar 5 1/8" x 3 5/8" 12 - - B4B5 - B4B5PC HB4B5
5 1/2 Bar 5 3/4" x 4 3/8" 1 B54NF GC54NF B54,B45 GC54 B54PC,B45PC HB54,HB45
5 1/2 Bar 5 3/4" x 4 3/8" 6−8 - - B5B1 GC5B1 B5B1PC HB5B1
5 1/2 Bar 5 3/4" x 4 3/8" 8−10 - - B5B2 GC5B2 B5B2PC HB5B2
5 1/2 Bar 5 3/4" x 4 3/8" 12 - - B5B3 GR5B3 B5B3PC HB5B3
6 Bar 6 1/2" x 4 3/4" 1 B65NF GC65NF B65,B56M GC65 B65PC HB65
6 Bar 6 1/2" x 4 3/4" 6−8 - - B6B2 GC6B2 B6B2PC HB6B2
6 Bar 6 1/2" x 4 3/4" 8−10 - - B6B1 GR6B1 B6B1PC HB6B1
6 Bar 6 1/2" x 4 3/4" 12 - - B6B3 GC6B3 B6B3PC HB6B3,HB56
Lee 7 1/4" x 5 1/4" 1 B75NF GC75NF B75,B5 GC75 B75PC,B5PC HB75,HB5
Lee 7 1/4" x 5 1/4" 6−8 B7B1NF - B7B1 GR7B1,GC7B1 B7B1PC HB7B1
Lee 7 1/4" x 5 1/4" 8−10 - - B7B2 GC7B2 B7B2PC HB7B2
Lee 7 1/4" x 5 1/4" 12 B5N9NF - B5N9 GC7B3 B5N9PC HB7B3
Linwood 7 1/2" x 5 1/4" 1 B57NF - B57 - B57PC HB57
Linwood 7 1/2" x 5 1/4" 6−8 B7B1NF - B7B1 GR7B1,GC7B1 B7B1PC HB7B1
Linwood 7 1/2" x 5 1/4" 8−10 - - B7B2 GC7B2 B7B2PC HB7B2
Linwood 7 1/2" x 5 1/4" 12 - - B59 GC59 B59PC B59

Square Envelopes

Square envelopes can be found in the Premium Envelope category.

Bags for Square Envelopes

Click on an item number to get more information about its size and style. Size fits card and envelope.
SizeHoldsNo FlapEco Clear No FlapFlap SealEco Clear Flap SealProtective ClosureHanging
5" x 5" 1 B5X5NF GR5X5SNF B5X5SM GR5X5SM - HB5X5SM
5" x 5" 6−8 B55XLNF GR5X5NF B5X5 GC5X5 - HB5X5
5" x 5" 12 B5X5XNF GR5X5MNF B5X5M - B5X5MPC HB5X5M
5 1/2" x 5 1/2" 1 B5X5XNF - B5X5M - B5X5MPC HB5X5M
6 1/4" x 6 1/4" 1 B6X6NF GR6X6NF B6X6 GR6X6 - HB6X6
6 1/4" x 6 1/4" 6−8 - GR66XNF B6X6M GR6X6M B6X6MPC HB6X6M
6 1/2" x 6 1/2" 1 - GR6X6MNF B6X6M GR6X6M B6X6MPC HB6X6
6 1/2" x 6 1/2" 6−8 B7X7SNF GR77NF B7X7SM GR7X7SM B7X7SPC HB7X7SM
6 1/2" x 6 1/2" 8−10 - GR7X7MNF B7X7M GC7X7M B7X7MPC -

Business Envelopes

Business envelopes hold a standard 8 1/2" x 11" trifold and can be found in the Premium and Deckled Edge Envelope categories.

Bags for Business Envelopes

Click on an item number to get more information about its size and style. Size fits card and envelope.
NameSizeHoldsNo FlapEco Clear No FlapFlap SealEco Clear Flap SealProtective ClosureHanging
#10 4 1/8" x 9 1/2" 1 B49NF GR49NF B49 GR49,GC49 B49PC HB49
Monarch 7 1/2" x 3 7/8" 1 - GC4X7NF B4X7 GC4E7H - HB4X7