152 x 132 x 16mm Superflat Postal Box Letter Gauge Mailer B1

BoxMoreSKU: BX-B1-50

Up to 5 Samples in One Order

Item Colour: White
Item Size: 152 x 132 x 16mm
Quantity (in pcs): B1 x50
Sale price$21.90

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  • All products are Free Postage to Sydney & Melbourne Metro.
  • $45 Flat rate to Wollongong areas (up to 2 Tonne).
  • $75 Flat rate to Gosford & Newcastle areas (up to 2 Tonne).
  • All Prices listed are 10% GST inclusive.

Pickup available at Minto Sydney

Usually ready in 2 hours


Opt for Boxmore's B1 Superflat Large Letter Box for eco-friendly and efficient mailing solutions. With internal dimensions of 152 x 132 x 16mm, this box is perfectly sized for larger letters, keeping contents under 20mm thick and 500g in weight. The box showcases a pristine white exterior and a natural brown interior, ensuring a professional presentation. Its die-cut folding design and self-locking mechanism make assembly straightforward and secure, ideal for sending flat items. Constructed from 100% recycled Kraft cardboard, the B1 is lightweight, strong, and aligns with sustainable practices by being compostable and recyclable. The uncoated natural matte finish offers a sleek, customizable surface. Made with e-flute material for additional strength and FSC Certified to ensure responsible sourcing, this mailer box is a testament to environmentally conscious packaging. Backed by a 365-day eBPak Money Back Guarantee, the B1 combines practicality with a commitment to the planet, ideal for businesses seeking to phase out single-use plastics and other unsustainable materials.

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