Classic & Elegant B2B Tissue Packaging Design

I'm seeking a B2B packaging design for a packet of tissues. The objective of this design is to attract new clients, with a focus on a classic and elegant style. The design should incorporate a sustainability message, contact information, and a QR code for more information.

Key Requirements:
- Experience in B2B packaging design
- Proficient in creating classic and elegant design styles
- Understanding of incorporating sustainability messages into designs
- Ability to provide open files suitable for printing

Please note, I will provide the dimensions and logo, along with reference files.