Sturdy and Stylish Postal Packaging
Our large black cardboard postal boxes are ideal for retailers, eCommerce brands, and boutique businesses across the UK. With their durable construction and premium matte black interior, they elevate your packaging while keeping contents protected.
Royal Mail Ready Size
Sized to fit Royal Mail small parcel dimensions, these boxes help streamline your deliveries and reduce postage costs — perfect for online sellers, subscription brands, and craft businesses.
Quick Assembly & Secure Sealing
The auto-lock feature ensures fast assembly without tape or glue. Each box includes dual adhesive strips for secure closure and a tear-off strip for an easy customer unboxing experience.
Ideal for- Gift and retail packaging
- Subscription box shipping
- Beauty, fashion, and accessory items
- E-commerce and postal deliveries in the UK
Specifications- Material: Brown flute outer, black kraft inner
- Closure: 2 adhesive strips + tear-off strip
- Design: Auto-lock, ships flat
- Internal Dimensions: 215 x 155 x 55mm
- Sold in: Multiples of 25
Custom Printing Available
Add a personalised touch with custom logo or branded printing on your postal boxes — simply request a quote to create packaging that reflects your brand identity.
Fast UK Delivery
Order your Cardboard Postal
Boxes today from
us— secure, stylish, and ready for Royal Mail shipping.