MCEM4
M4 Expandable Cardboard Envelope
mix
inches
mm
324mm wide x 382mm long (flat) / 250mm wide x 312mm long x 70mm deep (expanded)
approx
This conversion is rounded to the nearest inch and gives an approximate size. Please refer to the mm measurement where more accuracy is needed.
M4 size Amazon-style corrugated cardboard envelope with expandable side gussets that can be turned into a cardboard box. Also known as a postal M-folder, book box or capacity mailer. 100% recyclable. Boxed in 25's.
|
|
(Inc. VAT) |
(Ex. VAT) |
(Ex. VAT) |
25+
|
25 |
£23.45 |
£19.54 |
- |
125+
|
25 |
£19.31 |
£16.09 |
- |
250+
|
25 |
£15.74 |
£13.11 |
- |
500+
|
25 |
£12.30 |
£10.25 |
- |
M4 expandable cardboard envelope - features
- Send flat as an envelope (324mm x 382mm) or expand out into box-form (250mm x 312mm x 70mm).
- Integral peel & seal adhesive strip means easy opening.
- Rip-strip allows for quick and simple customer opening.
- Lightweight postage solution, yet provides robust protection for mail contents.
- E-commerce retailers will love this flexible and innovative packaging solution.
- Adjustable width, length and depth (depth decreases as width/length increases).
- Ideal for sending a range of products via mail or courier.
- Used regularly by Amazon - also known as an M-folder, book box or capacity mailer.
- Parcels will meet Royal Mail's 'Large letter' or 'Small parcel' size brackets - see details below.
- Corrugated cardboard - board grade 125K/T.
- 100% recyclable - suitable for regular kerbside recycling collections.
M4 expandable mailer - dimensions when flat
- Width: 324mm (13")
- Length: 382mm (15")
M4 expandable mailer - dimensions when expanded
- Width: 250mm (10")
- Length: 312mm (12")
- Depth (gusset): 70mm (3")
Royal Mail sizing - M4 expandable mailer
On Royal Mail's Pricing in Proportion scale, this package fits the 'Large letter' category (when depth is no more than 25mm) or the 'Small parcel' category (when depth is more than 25mm).
See more sizes in this range
This product appears in other categories too, see also: