25 6 x 9 Self Seal Brown Kraft Catalog Envelopes 28lb, 25 Count, Ultra Strong Quick Seal, 6x9 inch (38369) auspowers_batchsix Developed Dura Cap TM – B00IIC6ALK Developed Dura Cap TM – more comfortable light weight hammer head it's transparent with no color EnveGuard ✓ ✓ ✓ Item 38600 38900 38100 38300 39100 39300 10 Security Tinted Self Seal Envelopes 6 Security Tinted Self Seal Envelopes 6 Security Tinted Self Seal Envelopes A7 Invitation Envelopes A4 4x6 Photo Envelopes A2 Invitation Envelopes Size Name 10 6 3 4 6 3 4 A7 5x7 A4 4x6 A2 Windows Windowless Windowless Windowless Windowless Windowless Windowless Closure Self Seal Self Seal Self Seal Self Seal Self Seal Gummed Color White White White White White White Security Tinted ✓ ✓ ✓ Envelope Count 100 100 300 50 50 100 Size 4 1 8 x 9 1 2" 3 5 8 X 6 1 2" 3 5 8 X 6 1 2" 5 1 4 X 7 1 4" 4 1 2 x 6 1 4" 4 3 8 x 5 3 4" Weight Premium 24 LB 25 6 x 9 Self Seal Brown Kraft Catalog Envelopes 28lb