Medium White Cardboard Postal Box

Deliver your products safely and stylishly with our Medium White Cardboard Postal Box, a professional choice for online retailers and gift packaging. Designed to meet Royal Mail small parcel guidelines, this flatpack box combines strength, simplicity, and a clean white finish for a polished presentation.

Whether you’re sending gifts, beauty products, or small clothing items, this postal box ensures your products arrive in perfect condition — every time.

  • Medium postal box for Royal Mail shipping
  • White outer and brown flute inner for strength
  • Auto-lock design for easy assembly
  • Double adhesive strips with tear-off opening
  • Internal dimensions: 160 x 110 x 55mm
  • Sold in packs of 25
  • Supplied flat to save storage space
SKU FGBGB-011 Category
CardBoard Packaging OPF

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Premium White Postal Box for UK Businesses

Our medium white postal boxes are ideal for boutique packaging, subscription boxes, and eCommerce deliveries. The clean white exterior gives a professional, branded look, while the strong cardboard structure provides reliable protection in transit.

Royal Mail Approved Size

Designed to fit Royal Mail small parcel specifications, these boxes help reduce postage costs while maintaining a premium feel — perfect for independent retailers and online shops across the UK.

Strong, Secure & Easy to Use

Featuring an auto-lock mechanism, this postal box assembles in seconds. It includes two adhesive strips for secure sealing and a tear-off strip for convenient customer opening, making it an excellent packaging choice for fast-paced businesses.Perfect for
  • Small gifts and accessories
  • Subscription box packaging
  • Online shop orders and boutique items
  • Retailers and eCommerce businesses across the UK
Specifications
  • Material: Brown flute with white kraft outer
  • Closure: Dual adhesive strips + tear-off strip
  • Design: Auto-lock, ships flat
  • Internal Dimensions: 160 x 110 x 55mm
  • Sold in: Multiples of 25

Custom Printing Available

Make your postal packaging stand out with custom logo printing or full-colour designs. Simply request a quote for a personalised touch.

Fast UK Delivery

Order today from us and enjoy fast, reliable delivery anywhere in the UK. Perfect for weddings, events and retail packaging. Upgrade your gifting today — order your Gift Boxes and impress every recipient with elegant, memorable packaging.