Subscription mailer
Use this path for a recurring assortment, membership, discovery program, or repeat branded delivery cycle.
Start a subscription enquiry →Plan a custom ear-lock corrugated subscription box for recurring assortments, membership programs, and repeat product deliveries. UPG manufactures the approved structure with exterior or interior branding and custom insert options.

Both routes use UPG's custom ear-lock corrugated mailer offer. A subscription mailer starts from a recurring assortment or membership program, while an ecommerce mailer starts from branded online-order presentation and unboxing.
Use this path for a recurring assortment, membership, discovery program, or repeat branded delivery cycle.
Start a subscription enquiry →Review the ecommerce guide when branded presentation for online orders is the main project brief.
Compare ecommerce mailers →Compare PR, influencer, subscription, and ecommerce applications without leaving the ear-lock mailer family.
Compare all mailer paths →A custom subscription box is a branded ear-lock corrugated mailer planned for a recurring program. The structure should reflect the typical product range, intended presentation, quantity, and delivery requirements, with any changing assortment reviewed before final specifications are approved.
Start with the campaign or program goal, then develop the mailer around the products, presentation, quantity, and destination.
Recurring product assortments
Membership and discovery programs
Seasonal subscription collections
Repeat branded unboxing programs
A clear product and presentation plan helps the structure, insert, and artwork move in the same direction.
Use representative product dimensions and the expected item count to establish the starting structure and insert plan.
Keep artwork zones and product organization clear enough to support the approved recurring program.
A changing product mix can affect fit and presentation, so new assortments should be checked against the approved structure.
These options are reviewed against the approved ear-lock structure, project quantity, and presentation goal.
You do not need a finished specification to start. Share the facts and files already available, and UPG will review the next structural and commercial steps.
UPG supplies corrugated ear-lock mailer boxes, not regular slotted shipping cartons, master cartons, or RSC cases. Delivery and transport requirements are reviewed for each project before final specifications, pricing, and timing are confirmed.
These answers cover structure, minimum quantity, project inputs, and the boundaries that matter before production.
Each guide focuses on a different campaign, program, or presentation brief while staying within the same approved mailer product family.
Custom printed corrugated PR boxes and ear-lock presentation mailers for launches, media kits and branded gifting. Worldwide delivery.
Read guide →Custom influencer mailer boxes and PR kit packaging for creator seeding and launch drops. Ear-lock mailers and inserts—not campaign fulfillment.
Read guide →Custom printed ecommerce mailer boxes with interior print and insert options. Ear-lock corrugated presentation packaging with worldwide delivery.
Read guide →Share the product dimensions, quantity, intended arrangement, delivery country, and target date. UPG will review the structure, specification, pricing, and production plan.