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No. 11 Size Regular Envelopes 4-1/2" x 10-3/8"


As the most common business envelope style, regular envelopes are used for business, direct-mail and personal correspondence. Commercial sizes #11 are 4 1/2" high x 10 3/8" wide.
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Roptex Regular Envelope (No. 11) 3432 #11 Regular Envelopes (4-1/2 x 10-3/8) 24lb Brown Kraft 500/BX

#11, 24lb. Brown Kraft, 500/Box

Price: $44.99
#11 Western Sulphite Regular Envelope (W3376) #11 Regular Envelopes (4-1/2 x 10-3/8) 24lb White 500/BX

4-1/2 x 10-3/8 (#11), 92% White, 24lb, 500/Box

Price: $32.99
Roptex Regular Envelope (No. 11) 3440 #11 Regular Envelopes (4-1/2 x 10-3/8) 28lb Brown Kraft 500/BX

#11, 28lb. Brown Kraft, 500/Box

Price: $49.99
#11 Western Sulphite Regular Envelope (W3384) #11 Regular Envelopes (4-1/2 x 10-3/8) 28lb White 500/BX

4-1/2 x 10-3/8 (#11), 92% White, 28lb, 500/Box

Price: $43.99