Browse Envelopes, sort by size in Size: 5.5 Square (5-1/2-x-5-1/2); Finish Appearance: Super Smooth
Now filtering... Size: 5.5 Square (5-1/2-x-5-1/2); Finish Appearance: Super Smooth
Square Envelopes
Mini Envelopes
A1 & 4-Bar (3-5/8-x-5-1/8)
A2 & 5-1/2-Bar (4-3/8-x-5-1/8)
A6 & 6-Bar (4-3/4-x-6-1/2)
A7 (5-1/4-x-7-1/4)
A8 (5-1/2-x-8-1/8)
A9 (5-3/4-x-8-3/4)
A10 (6-x-9-1/2)
No 6-1/4 (3-1/2-x-6) - No 6-3/4 (3-5/8-x-6-1/2)
No 7 (3-3/4-x-6-3/4) - Monarch (3-7/8-x-7-1/2) - No 7 3/4
No 9 (3-7/8-x-8-7/8)
DL (4-1/3-x-8-2/3)
No 10 (4-1/8-x-9-1/2)
6-x-9 Booklet-Catalog
7-x-10 Booklet-Catalog
9-x-12 Booklet-Catalog
10-x-13 Booklet-Catalog
Larger Envelopes