Lil Printed Flowers Letterbox Mailer - long stem box

600 x 182 x 35 mm
In stock
Only 482 left

(approx 24x7x1 in inches) This stunning custom printed flowers mailer designed to fit through the majority of UK letterboxes. Ideal for optimising your online sales and despatch and scaling your florist business into a simple affordable subscription business model. Manufactured here in the UK using 100% recyclable kraft cardboard, custom printed on the inside for a high impact unboxing experience. This is a new product, if you'd like to see a different design let us know your feedback - web@lilpackaging.com


NEW! Click here to add your logo, images and text to our flower letterbox mailer

Custom printed packaging, with no minimum order!

1-9 £1.51 each (ex vat)
  • 10+ £0.98 save 35%
  • 25+ £0.96 save 36%
  • 50+ £0.94 save 38%
  • 100+ £0.81 save 46%
  • 200+ £0.71 save 53%
  • 500+ £0.67 save 56%
  • 1000+ £0.58 save 62%
  • 2000+ £0.46 save 70%
  • 5000+ £0.45 save 70%
  • 10000+ £0.43 save 72%

Buy Cardboard boxes for flowers - perfect for subscription flower boxes

Our custom printed cardboard boxes for flowers has been designed to fit through the letter box - perfectly sized to enable you to scale your online floristry mail order business and offer a subscription flowers service to your customers. Manufactured in house from white kraft corrugated cardboard with a beautiful custom printed interior - this cardboard box for flowers has been carefully designed to offer the best letter-box friendly protection for mailing flowers in the post. To ensure your flowers arrive in the best condition, our letterbox friendly cardboard boxes for flowers includes the following features:

  • Twin tuck in side tabs with the addition of 2 clasps along the length for a strong construction once assembled, we suggest a simple branded sticker.
  • Dual ventilation holes top and bottom edges to ensure your flowers get sufficient airflow whilst stacked up ready for despatch.
  • 4 cleverly located fixing holes on the base of the box, perfect for tying the flowers into position with ribbon or twine.
  • Constructed from 100% FSC® certified white kraft corrugated cardboard and is 100% recyclable as standard.
  • Comes supplied completely flat so easy to store.

Our flowers letterbox mailer is perfect for any florist business looking to expand their reach beyond local delivery,  with interest in subscription flowers growing by over 400% in the past 3 years alone this product will provide you with the perfect opportunity to grow your business online. Are you looking for a cheaper option? Click here for standard sized 0427 box that is letterbox friendly.


The Lil Custom Printed Flower Letterbox Mailer is our improved & perfected 21st century alternative to the inferior bog-standard 19th century industry norm ‘FEFCO 0420/ 0421/ 0426/ 0427/ 0428/ 0429’ carton cases available from everywhere else (those codes are enough to bore anyone) The difference is that our attention to detail gives you unboxing excellence in mailing internet retail... at an affordable low cost price.

  • Fastest speed - Everything creases and locks into place faster with our flowers letterbox mailer than anything else like it, thus speeding up your packing process.
  • Best presentation & security - The hinged lid neatly & precisely aligns with the rest of the box leaving no nasty looking gaps. This feature offers security & prevents theft in transit.
  • Strongest & Stiffest to protect from damage - All of our pizza style die cut cardboard postal box range have double strength thickness left & right side walls and the perfected height flaps add up to 3x side thickness strength for this flowers letterbox mailer – It is even possible to stand on 98% of the sizes in this range without them crushing! Thus proving they are the strongest & stiffest postal mailing boxes of their kind.

We produce this letterbox mailer for flowers ourselves in our world class factory using FSC® certified (Forest Stewardship Council) 150 Kraft E flute 150 Kraft corrugated cardboard – sadly we are the only packaging supplier ensuring every single box we sell is guaranteed environmentally ‘green’ by printing the FSC® logo to prove it.

Color Brown Corrugated
Height 35
Internal Width MM 600
Width (mm) 501 - 600
Internal Length MM 182
Length (mm) 151 - 200
Internal Height MM 35
Height (mm) 0 - 100
Internal Width Inches 23.62
Internal Length Inches 7.17
Internal Height Inches 1.38
Item Thickness 150WK150WK
Width 182
  • 100% recyclable

  • fits letterbox

  • FSC® certified products