Quality Park Ship-Lite Redi-Flap Mailer, 1st Class, Side Seam, 9 x 12, White, 100/Box

Reinforced multi-layered design is stronger and lighter than traditional paper mailers. Water resistant finish protects contents from moisture. Convenient Flap-Stik® closure makes it easy to seal and open.

• Envelope Size : 9 x 12
• Envelope/Mailer Type : Mailer
• Closure : Self-Adhesive
• Trade Size : #90
• Seam Type : Side
• Security Tinted : No
• Window Position : None
• Expansion : No
• Exterior Material : Multi-layer Paper
• Finish : Water Resistant
• Color : White
• Custom Imprint Included : No
• Format/Border : USPS First Class
• Preprinted Message : First Class Mail
• Opening : Open End