9×12 White Self-Seal Security Tinted Catalog Envelopes – 28lb – 1 Case / 5 Packs – 500 Ct. (38100-500-E)9X12 CATALOG ENVELOPES; Aimoh’s White 9×12 Security Envelopes combine a professional security tint pattern, large size for business documents and premium quality for the best 9×12 envelopes on the marketSECURITY TINT PATTERN; ideal for secure business mailing and sensitive correspondence, each 9×12 envelope contains a super secure, security tint pattern to protect contents, information and data when mailingFOR 8.5X11 DOCUMENTS; large 9×12 size and strong QUICK-SEAL closure security tinted envelopes, perfect for photos, catalogs, thicker, larger documents and other business mailingsWHITE 28LB STOCK; perfect for everyday business use, Aimoh’s 9×12 envelopes are designed with an ultra strong SELF-SEAL adhesive strip to create a full, super secure seal across each envelope’s width that won’t easily open or tear and use high quality, white 28lb stock for a professional finish500 9 X 12 Catalog Envelopes in every case, (5 packs of 100 Envelopes each), for a long lasting supply, easy bulk mailing and everyday business correspondence!