Package of A3 shipping cartons 320×455 mm white, 10 pcs

Cardboard envelope package 320x455mm / White / A3 10sz White cardboard envelopes are high quality shipping packages, which combine the durability of the carton with the convenience of an envelope closure. The product in A3 format is ideal for sending documents, drawings, posters, calendars, books and certificates. Sturdy protection and elegant appearance Thanks to the high-weight cardboard (450 g/m²) the envelope is extremely resistant to puncture, tear or fold.

Protects the contents from moisture, dirt and dust, guaranteeing safe transport. Thanks to its rigidity and durability, it is perfect for sending important documents and valuable materials. The envelope is equipped with an adhesive strap and a tear strap, which allows quick and comfortable closure and smooth opening.

The elegant white color gives the shipment a professional character, making it ideal for shipping business contracts and official correspondence.📦 Application:✅ Business documents and contracts ✅ Technical drawings and posters ✅ Calendars and books ✅ Certificates and advertising folders Technical specifications:📌 Format:A3 📌 External dimensions: 320 x 455 mm Internal dimensions 3D: 280 x 414 x 40 mm Color: White Grammar: 450 g/m² Packaging: 10 pcs. – Type of closure: Adhesive strip, tear strip White cardboard envelope 320×455 mm is an excellent choice for companies and individuals who value professionalism and shipping safety.