A square envelope in bold red is the perfect choice for grabbing attention and sparking excitement. Whether for festive wedding invitations, exclusive invitation cards, or passionate love letters—the 155x155 mm format gives your correspondence a distinctive flair. The intense color symbolizes energy and passion, ensuring that your mail stands out from the everyday post.
These envelopes impress with their high-quality craftsmanship and luxurious feel. The windowless front of this square envelope gives you plenty of space for creative designs or elegant handwritten addresses. The reliable closure—featuring a classic pointed flap and moisture-activated adhesive—ensures that your messages reach their recipients safely and in style.
With a paper weight of 80 g/m², these envelopes are the perfect choice for high-quality mailings. Take advantage of our wide selection and fair volume pricing, which allows you to order exactly the number of red envelopes you need. Discover additional sizes in our Square Envelopes 155x155 mm category, or browse our selection for more colorful solutions for your mail.