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155mm SQ Arena Eco 50 White Recycled Envelopes (120gsm)

£0.12 (Including VAT)

Availability: Out of stock SKU: 155155AERWH120 Categories: , , Tags: , , , , ,


Introducing our 155mm Square Arena Eco 50 White Recycled Envelopes (120gsm): a perfect harmony of style and environmental consciousness, designed to meet your diverse mailing needs. Crafted with meticulous attention to sustainability, these envelopes make a statement while contributing to a greener world.

Key Features:

  • Size: Our envelopes are carefully tailored to 155mm x 155mm (approximately 6.1 inches x 6.1 inches), providing an ideal fit for various square cards and messages.
  • Premium Quality: Crafted from 120gsm recycled paper, these envelopes offer a substantial weight that radiates quality and professionalism. The 120gsm thickness ensures your contents are well-protected during transit.
  • Eco-Friendly Craftsmanship: Reflecting our commitment to sustainability, these envelopes are thoughtfully created from recycled materials. By choosing these envelopes, you actively contribute to reducing the demand for new resources and lessening environmental impact.
  • Timeless Elegance: The classic white colour provides a versatile backdrop for your messages. Whether sending invitations, heartfelt notes, or greeting cards, these envelopes add a touch of sophistication.
  • Secure Closure: Equipped with a gummed flap, these envelopes offer a reliable and secure closure. A quick moistening of the adhesive ensures a firm seal for your contents.
  • Versatile Use: Suitable for both personal and professional applications, these envelopes are perfect for invitations, announcements, thank-you cards, and more.
  • Customisation Options: Elevate these envelopes by adding personalised labels, stamps, or handwritten embellishments. The white backdrop provides ample space for customisation to match your preferences.

Choose our 155mm Square Arena Eco 50 White Recycled Envelopes (120gsm) for a seamless blend of style and environmental consciousness. With their refined appearance and steadfast commitment to sustainability, these envelopes are the ideal choice for those aiming to create a positive impact while presenting themselves in an elegant manner. Join us in advocating for eco-friendly mailing, one envelope at a time.

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.