Heavyweight 28lb White 6" x 9" Envelopes w/Self Seal Flap - 100 Envelopes

6 X 9 Booklet Envelopes Self Seal - Heavy-Duty 28 Pound White Envelopes 6x9 - Open Side Peel & Seal Envelopes (Pack of 50) - 6x9 Invitation Envelopes for Booklets, Letters, and Brochures

80lb White Half Fold Greeting Cards - 100 Cards - Desktop Publishing Supplies, Inc.™ Brand

White 6" x 9" Envelopes - 100 Envelopes - Desktop Publishing Supplies™ Brand Envelopes

AmazonBasics Catalog Envelopes, Peel & Seal, 9 x 12 Inch, White, 100-Pack

White Half Fold Greeting Cards - 100 Cards - 5.5 X 8.5 Inches When Folded - Superfine Printing Brand.

100 9 X 12 SELF Seal Security Catalog Envelopes- Designed for Secure Mailing- Securely Holds up to 60 Sheets of Paper with Strong Peel and Seal Flap (100 Envelopes)

#10 Security SELF-SEAL Envelopes, Windowless Design, Premium Security Tint Pattern for Secure Mailing, Ultra Strong QUICK-SEAL Closure - Size 4-1/8 x 9-1/2 Inches - White - 24 LB - 500 Count (34010)

Quality Park Invitation Envelopes, #5.5, White, 4.375 x 5.75 inches,Box of 100 (36217)

Columbian Invitation Envelopes, A2, 4-3/8 x 5-3/4 Inches, White, 100 Per Box (CO198)

Top Flight PSTF10NWT #10 Envelopes, Strip & Seal, Security Tinted, White Paper, 24 lb, 500 Count