Custom New Business Expansion Travel Backpack Packable Backpack

**Expandable Travel Backpack – 28L to 40L (20" Suitcase Capacity)**   *Ideal for business trips & adventures*   ✔ **Smart Expansion** – 28L daily mode → 40L travel mode (fits airline carry-on)  ✔ **Durable & Water-Repellent** – High-density nylon resists wear/rain  ✔ **Organized Storage** – Dedicated laptop sleeve (fits 17") + multiple pockets  ✔ **Comfort Carrying** – Padded back & breathable shoulder straps   🌍 **From office to worldwide travel – one bag does it all!**   *(Perfect for business professionals/backpackers/students – converts between briefcase & travel pack)*