Are you looking for high-quality envelopes for your business or personal correspondence? The Idena envelopes in DIN long format are the perfect choice. With their sturdy 75 g/m² paper, they offer optimal stability while remaining pleasantly lightweight for shipping. A practical feature of these envelopes is the integrated window. This allows you to conveniently place your recipient's address on the underlying letterhead without needing additional labels. This saves time and ensures a professional appearance. The self-adhesive flap makes sealing a breeze. No more hassle with glue or moisture—just peel off the protective film, close the flap, and your documents are secure and protected. As an environmentally conscious customer, you will appreciate the FSC Mix certification of these envelopes. The paper used comes from responsibly managed forests, contributing to sustainable resource use. Each pack contains 25 envelopes, providing you with ample supply for various occasions. Whether you are sending important business mail or personal letters, these envelopes are the reliable solution for your needs. Order the Idena envelopes with window now and experience an efficient and appealing way of correspondence. With their high quality and practical features, they will not disappoint you.