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155mm Square Steel Blue Envelopes (120gsm)

Sale Price: 

£0.17 (Including VAT)

Availability: In stock SKU: 155155SG120 Categories: , Tags: , , , ,
Quantity Sale Price Price Each
1 0.1534 0.1705
2 - 24 0.1529 0.1699
25 - 49 0.1433 0.1593
50 - 99 0.1338 0.1487
100 - 249 0.1242 0.1381
250 - 499 0.1146 0.1274
500 - 999 0.1051 0.1168
1,000 - 7,499 0.0955 0.1062
7,500+ 0.0908 0.1009


Introducing our 155mm Square Steel Blue Envelopes (120gsm), a stylish and sophisticated choice for those looking to impart a serene yet contemporary touch to their greeting card presentations. Crafted from premium 120gsm paper, these envelopes boast a captivating steel blue colour that merges the calmness of blue with a modern metallic edge. The square 155mm dimension offers a generous canvas for your greeting cards, perfectly suited for various occasions from elegant invitations to heartfelt messages and professional correspondence. The steel blue shade provides a refreshing alternative to traditional colours, ensuring your cards are presented with distinction and contemporary flair.

Key Features:

  • Captivating Steel Blue Colour: The envelopes’ steel blue hue offers a unique blend of tranquility and modern sophistication, perfect for making your greeting cards stand out with elegance.
  • Superior 120gsm Paper Quality: Made with high-quality 120gsm paper, these envelopes not only ensure durability but also add a luxurious feel to your stationery, enhancing its presentation.
  • Generous Square Format: The 155mm square size provides ample space for diverse greeting card designs, allowing for creative and impactful presentations.
  • Ideal for Various Occasions: Whether it’s for formal events, special announcements, or personal notes, the steel blue colour makes these envelopes suitable for a wide range of themes, adding a chic and polished touch.
  • Elevates Greeting Card Presentation: Beyond merely enclosing your cards, the distinctive steel blue colour enriches the visual appeal of your stationery, ensuring each piece of correspondence is both memorable and impactful.

Opt for our 155mm Square Steel Blue Envelopes to bring a touch of serene sophistication and modern elegance to your greeting cards. Their striking colour, exceptional quality, and spacious design ensure your messages are delivered with unparalleled style and grace.

Additional information

Size (mm)

155 x 155

Size (cm)

15.5 x 15.5

Size (inches)

6.10 x 6.10

Material Weight




Envelope Size Name

155mm SQ




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Product Colour Variations
Please note; our commitment to sustainability may result in slight variations in colour shades with our products. Due to their nature, colours can vary slightly from batch to batch. The colours you see on screen can depend on your screen colour set up, and also certain computers that have light detection. We strongly suggest to request a sample from us, which is completely free. However, we offer a full 30 day money back guarantee on all of our standard stock products if you are not completely happy. You can find out more here.

Envelope Flap Variations
We take pride in using eco-friendly processes in the manufacture of our envelopes. Please be aware that some envelopes might have slight variations in flap design from the product photos. This is due to our continuous effort to reduce waste and use available resources responsibly. This doesn’t compromise their functionality or quality.

Peel & Seal Designs
Some of the designs on our peel & seal envelopes can vary. This relates to the branding printed on the inside of the envelope (if any) and also the branding on the peel & seal strip. This doesn’t compromise their functionality or quality.