SSBM Poly Mailers 6" x 9" 2.5 Mil Tamper-Proof Envelopes for Retail and Office Shipping Needs 147000 Pack

Approved by UPS, FedEx, and USPS. Used to Ship Lighter Weight items. Inks, Stamps, Labels adheres easily. Puncture resistant and tamper/water proof. Available in single or bulk case quantities. Provides excellent protection during shipments.