Self Locking Mailers

Custom Locking Mailers are ideal for shipping purposes. These boxes are made self-locking by creating an extra tab lock as an additional security measure. CustomBoxestogo produces tab lock mailing boxes according to the client’s requirement. We use a high-quality corrugated stock that will ensure safe transport of the product.

Product Specification
Box StyleSelf Locking Mailers
DimensionCustom sizes and shapes
Quantity100-250,000 boxes
Paper Stock(12pt to 24pt) Cardstock, Kraft, Cardboard, Bux Board
PrintingCMYK, PMS
CoatingMatte, Gloss
FinishingEmbossing, Debossing, Foil Stamping, Spot UV
Included OptionsDie Cutting, Scoring, Gluing, Fold & Perforation
ProofElectronic Proof (flat, 3D mock-up), Hardcopy Proofing (upon request)
Turnaround6-8 Business Days, Rush Option
ShippingFLAT via Courier

Custom Self Locking Mailers

Custom Self Locking Mailers are easy to assemble because they do not require tape, glue or staples. These boxes can usually be applied for transport purposes; heavy objects can be placed in them without worrying about damage. They can also preserve fragile and delicate products. Our custom locking mailers give the correct amount of strength and command needed for merchandise during shipping and handling.

Choosing the Best Stock

When it comes to protected product delivery, corrugated material is the biggest choice; the corrugated stock is a member of the rigid family that adds more security to its content. We create custom self-locking mailers utilizing A, B, C, D, and F Flute thick corrugated stock; it depends on how much weight consumer requires. Let us know how much weight you would like to put inside and we will come up with the right thickness of corrugated material. We at CustomBoxestogo manufacture these boxes professionally. We provide you custom locking mailers and self-locking mailing boxes according to our customer needs. We make attractive designs, custom shapes and sizes. Our state-of-the-art printing facility carries out custom printing on them, which allows logo printing, key features and other product details. We only focus on high quality self locking mailers products. We develop and maintain a wide range of envelopes, mailers, boxes, locking mailer boxes and cartons at highly competitive price. Our main focus is to cut your packaging cost and improve your performance.

Looking for Mailing Boxes? Contact Us Now!

If you need to discuss ​​packaging ideas, dial +44 20 3290 0516 and talk to our client service. Online chat option is available on our site to communicate your packaging projects. Alternatively, you can send us an email at we always welcome you and pay attention to your personalized requirements. We offer free shipping within the United States. Our turnaround time is 6-8 business days. We can also manage rush orders, the tentative time for rush deliveries is 3-4 business days’ subject to the approval of proofs.