The B4 cardboard back envelopes from Stylex are a practical solution for the secure shipping of documents and other flat items. With dimensions of 250 x 353 mm, these envelopes provide ample space for applications, folders, and similar materials. They are made from sturdy 120 g/m² paper and feature a stable cardboard back for added protection. The self-adhesive closure with a cover strip ensures that the contents are securely stored and the envelopes are easy to handle. This pack of 3 is ideal for regular use in the office or for personal shipping.

• Sturdy cardboard back for additional protection
• Self-adhesive closure with cover strip for easy handling
• Ideal for shipping applications and folders
• Made from 120 g/m² paper for stability.