Coloured Mailing Bags – Black

Spectrum® Eternal Black – create an impact with our small and large black permanent self-sealing polythene mailing/postage bags. Available in 7 other colours and 4 sizes – see size chart below.

Let your customers receive their goods in vibrant style!

If you require larger quantities than what is shown below, please call 01462 895600 for a bulk order discount.


Why choose us

5 Star Review Rating
24hr response turn around
Call us on 01462 895600
Free next working day delivery
Order by 2pm
Bulk order avaliable
Contact us for more information
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Spectrum® Eternal Black polythene mailing/postage bags are available in 6″ x 9″, 10″ x 14″, 12″ x 16″, 14″ x 19″, 17″ x 24″ sizes and 7 other vibrant colours; Sky Blue, Perfect Pink, Citrus Yellow, Tangy Orange, Regal Purple, Urgent Red and Meadow Green. They offer the ability to match your brand and products to your mailing needs and stand out from the crowd in a cost effective way.

Made from lightweight, super-strong, durable, versatile, and waterproof 50-micron (200-gauge) polythene, our parcel bags include a permanent self-sealing flap.

Our Coloured Black Mailing Bags provide excellent product protection and offer an easy writing and labelling surface. It makes them an ideal choice for retail, mail order and e-commerce companies. They also feature a permanent, tamper proof peel and seal strip, allowing you to ship anything from clothing, bedding, shoes and gifts.

All of our Spectrum® coloured mailing bags are stocked in our very own UK warehouse where we can offer value for money without compromising on quality. All of our mailing/parcel bags are recyclable.

Dimensions Table
Size ReferencesMillimetresInchesThickness
Small162mm x 230mm6″ x 9″50 micron
Medium250mm x 350mm10″ x 14″50 micron
Medium305mm x 405mm12″ x 16″50 micron
Large350mm x 500mm14″ x 19″50 micron
Large425mm x 600mm17″ x 24″50 micron


Delivery and Returns Information

Goods sold on this website are supplied in good faith. If however you order the wrong item, are not completely satisfied with the items you receive or simply want to return your goods, you must arrange for them to be returned to us, and providing they are received by us in good condition, we will refund the cost of the goods in full less the carriage costs incurred by us.

If any goods are faulty or damaged when you receive them, we will arrange for them to be replaced or refunded but you must notify us within 14 days of receiving delivery otherwise no claim will be entertained. Delivery charges for damaged or faulty goods or errors made by us will be fully refunded and/or not charged. Your statutory rights remain unaffected.

Your rights to return goods are protected under the EU Distance Selling Directive which can be found at


“I have ordered a fair few bags over the years and never been disappointed. Excellent customer service aswell. Thank you”


“Fantastic service. Ordered after midday and arrived the following day. Excellent service, even in these tricky times when everywhere else seems to have delays. Thank you!”


“Perfect product range for use by my small business. Quick to dispatch, always very helpful with any enquiries. Thank you!”

View our 5-star rating
Bulk order available
Contact us for more information
5 Star Review Rating
24hr response turn around
Call us on 01462 895600
Nationwide delivery
Free same day delivery options