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Partners Brand

Partners Brand B860 Heat-Seal Bubble Mailers No 7 14 1/4 x 20 Kraft PK50

SKU CH-DRHJ-A7H87

Heat-seal bubble mailers measuring 14 1/4 by 20 inches, supplied in a pack of 50

  • ColorTan
  • Protects contents with bubble cushioning inside
  • Heat-seal closure creates tamper-evident seal
  • Kraft exterior resists tears and moisture
  • Size 14 1/4 by 20 inches fits large items
  • Pack of 50 supplies high-volume shipping

Partners Brand B860 Mailers

These heat-seal bubble mailers suit businesses that ship flat items needing cushioning and a tamper-evident closure. The kraft exterior presents a professional look while the inner bubbles protect contents during transit. Each pack contains fifty mailers ready for immediate use. They are not intended for oversized or heavy parcels that exceed the envelope dimensions.

Thermal and power profile

No thermal management, noise or power draw applies because the product is a passive packaging supply. The bubble layer simply absorbs impact without any energy input. There are no moving parts, fans or electronic components to generate heat or sound. The mailers remain inert throughout storage and shipping.

Build fit and logistics

Each mailer measures fourteen and a quarter by twenty inches, accepting documents, clothing or small boxed goods that slide inside. The heat-seal flap closes with a standard impulse sealer, eliminating the need for tape or staples. Fifty units per carton keep packing stations stocked without excessive shelf space. Buyers needing larger formats or rigid boxes should consider alternative packaging.

Highlights

  • Protects contents with bubble cushioning inside
  • Heat-seal closure creates tamper-evident seal
  • Kraft exterior resists tears and moisture
  • Size 14 1/4 by 20 inches fits large items
  • Pack of 50 supplies high-volume shipping

Specifications

BrandPARTNERS BRAND
ColorTan

Questions about this item

How do I seal the B860 heat-seal bubble mailers and what step is often missed?

Apply heat evenly across the adhesive strip using a heat sealer; the step often missed is allowing the seal to cool completely before handling.

Will the kraft bubble mailers degrade or need replacement after storage?

The kraft material and bubble lining remain stable in dry storage; replacement is only needed if the mailers are torn, punctured, or the adhesive loses tack.

What limit appears first when sealing many B860 mailers in a row?

The heat sealer’s duty cycle limits continuous operation; pause between batches to prevent overheating and maintain consistent seals.

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