ProLine® 9x12 Blue Poly Mailers Self Sealing Shipping Envelopes Plastic Bags 2.5 Mil (2000 Mailers)

✔Usable Space: 9” x 12”—Width X Length.✔Thickness: 2.5 Mil.✔Color: Blue—conceals packages from visibility.✔Made from premium polyethylene—which enables easy label, stamp and ink application.✔Plain exterior—ideal for logo/brand printing and marketing.✔High adhesive seal strip—packages are tightly secured.✔Provides excellent protection during shipments.✔Puncture resistant and tamper/waterproof.✔Approved by UPS, FedEx, and USPS.✔Ideal for non-fragile medium size shipments.✔Economical shipping method—substantially less expensive than using corrugated boxes and mailing tubes.