Columbian Envelopes #8 5/8 Double Window SimplySafe Tamper Evident, Security Tint, Pull Strip, Peel and Seal, White, 3-5/8 x 8-5/8, 500/Box (COLO156)

Columbian #8 5/8 Security Envelopes, 500/Box, Double Window, 3-5/8" x 8-5/8", Release & Seal Self Seal, SimplySafe Tamper Evident, White (COLO156)

Columbian #10 Security Envelopes, 500/Box, No Window, 4-1/8 x 9-1/2 Inches, Release & Seal Self Seal, White (COLO151)

Amazon Basics 1/3-Cut Tab, Assorted Positions File Folders, Letter Size, Manila - Pack of 100