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ES6111
Eastshine
Product Advantages
1.25% Capacity Upgrade via 6cm Expandable Zipper
Built-in side expansion zipper adds extra 6cm thickness to expand storage volume by 25%, freely switching compact daily commute mode to large-capacity travel mode for overnight business packing.
2.Convenient External USB On-the-go Charging System
Internal pre-wired charging cable connects power bank stored inside the backpack, enabling hassle-free outdoor mobile phone charging without messy exposed cords during commuting or travel.
3.Scientific Multi-compartment Classified Storage Layout
Independent rear padded laptop sleeve fits 15.6-inch notebook, paired with layered front auxiliary zipper pockets and spacious main compartment to separate electronics, documents and personal belongings neatly.
4.3-in-1 Flexible Multi-carry Options
Supports handheld, single-shoulder and double-backpack carrying modes, allowing users to switch carry ways freely to match different occasions and travel demands.
5.Premium Water-resistant Durable Oxford Fabric
Water-repellent outer Oxford cloth effectively repels daily raindrops and surface abrasion, protecting inner valuables from accidental wetness and extending the backpack’s service lifespan.
Product Specifications
| Item | Detailed Specification |
| Product Name | Expandable Business Casual Laptop Backpack |
| Outer Material | Water-repellent Oxford Cloth |
| Inner Lining | Polyester Fabric |
| Base Dimension | 30(W) × 18(D) × 42(H) cm |
| Expanded Thickness | 24cm (+6cm expansion) |
| Net Weight | 0.67 KG |
| Max Compatible Laptop | 15.6-inch Notebook |
| Available Color | Matte Black |
| Core Functional Features | 6cm expandable zipper, External USB charging port, Multi-layer split storage, 3-way carry design |
| Internal Structure | Main large compartment + dual front zipper pockets + independent rear laptop sleeve |
| Applicable Scenarios | Daily office commute, Short business travel, Weekend casual outing |
Applications

We offer a wide range of customization options, including backpack styles and designs, dimensions, colors, materials, branding, zipper types, and more. All options can be tailored to meet your specific needs. If you already have a design or detailed requirements, we do not enforce a minimum order quantity, making it easy for you to discuss and bring your ideas to life. Contact us to explore professional and flexible OEM/ODM solutions for your business.

