The envelope is designed to make soft or flat products closed Tight in the envelope. So you can meet under 20mm thickness target easier, while other soft normal paper envelopes or poly mailing bags will just 'inflate' with a soft item inside. The B4 size is 255 x 355mm, which is within Auspost Large Letter requirements 260mm x 360mm. If you can keep them thin enough and light enough, it can be counted as a large letter by Auspost. (Please check Auspost website for more details).
The B4 card envelope 255x355mm is designed for fit A4 and B4 size products nicely and easily. If you need more protection against bending, you can consider our Superflat Mailing Boxes or our Rigid Envelopes.
- Size: 255 mm x 355 mm (Internal Dimensions)
- Colour: White, Plain
- Premium Quality & Lightweight for postal savings.
- Seamless bottom affords greater overall strength and safety.
- Top Quality Convenient Self-seal closure saves labour and eliminates the need for staples and tape. Post with Confidence.
- 300GSM card envelopes
- 300pcs Pack in one Carton, 40 Cartons Per Pallet, Total 12,000pcs
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