• White paper envelopes measuring 220 x 110 mm, ideal for business environments. • Perfect for sending important documents, business proposals, and invoices. • Ensure an impeccable presentation, conveying seriousness and professionalism. • Offer a secure and reliable solution for sending documents and small items. • Resistant and durable, ensuring your contents arrive in perfect condition. • Secure self-adhesive closure that makes the envelope sealing process easy. • The paper thickness is firm and non-transparent, ideal for A4 documents folded in three. • Great satisfaction with the quality of the envelopes, perfect for reports, contracts, and presentations.