Strong Poly Postal Postage Post Mail Self Seal Grey Mailing Bags, Adhesive Envelopes Water Proof, 12 x 16 (Pack of 50)

High quality mailing bags It is water-proof, keeps contents secure against moisture Heavy duty strong edge, durable and good stretchness, not easy to burst Permanent and tamper evident self-seal adhesive Made of strong 60 Micron material