MCEM3
M3 Expandable Cardboard Envelope
mix
inches
mm
280mm wide x 356mm long (flat) / 205mm wide x 285mm 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.
M3 size Amazon-style corrugated cardboard envelope with expandable side gussets that can be turned into a cardboard box. Also known as a capacity mailer, book box or postal M-folder. 100% recyclable. Boxed in 25's.
|
|
(Inc. VAT) |
(Ex. VAT) |
(Ex. VAT) |
25+
|
25 |
£21.71 |
£18.09 |
- |
125+
|
25 |
£17.87 |
£14.89 |
- |
250+
|
25 |
£14.57 |
£12.14 |
- |
500+
|
25 |
£10.50 |
£8.75 |
- |
M3 expandable cardboard envelope - features
- Cardboard mailer that can be sent flat (280mm x 356mm) as an envelope or converted into a box (205mm x 285mm x 70mm).
- Handy peel n' seal strip for easy sealing.
- Convenient rip-strip for simple customer opening.
- Lightweight corrugated cardboard provides strong, robust protection for package contents.
- E-commerce businesses will love this innovative and flexible packaging solution.
- Adjustable length, width and depth (depth decreases as width or length increases).
- Perfect for sending a range of products via mail or courier.
- Used widely by Amazon - also known as a book box, capacity mailer or M-folder.
- Conforms to Royal Mail's 'Large letter' or 'Small parcel' sizes - see below for details.
- Made from corrugated cardboard - grade 125K/T.
- 100% recyclable mailer - suitable for regular kerbside recycling collections.
M3 expandable mailer - dimensions when flat
- Width: 280mm (11")
- Length: 356mm (14")
M3 expandable mailer - dimensions when expanded
- Width: 205mm (8")
- Length: 285mm (11")
- Depth (gusset): 70mm (3")
Royal Mail sizing - M3 expandable mailer
On Royal Mail's Pricing in Proportion scale, this package meets the 'Large letter' category if packed to a depth of 25mm or less, or the 'Small parcel' category, if packed to a depth of more than 25mm.
See more sizes in this range
This product appears in other categories too, see also: