Poly Mailers

LettaMailer® - Canada Post Shipping Boxes

Boxes designed to perfectly fit within the dimensions of Canada Posts Lettermail 20mm slot.

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3 Sizes to choose from for all your small package needs

  • Small - 3.75"x3.75" - Good for small jewelry or similar
  • Medium - 4.75"x6" - Large enough to fit a CD or similar
  • Large - 7"x8" - Large enough to fit a DVD or similar
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