HANKE Expandable Laptop Backpack, 30L Capacity, 17-Inch, Classic Black, Unisex, for Business Trips And Commuting, Large Capacity School Bag

Capacity increases by approximately 20% when expanded

Wide and thick S-shaped shoulder straps with anti-slip buckle to prevent slipping

Adjustable shoulder straps with luggage strap for suitcase attachment

180° box-style opening for easy access and organized storage

Separate compartments for clothing, laptop, documents, and accessories

Independent business digital compartment with thick pearl cotton and velvet lining for laptop protection

Multiple side pockets including expandable side pockets and ID card compartment

Reinforced triangular stitching and padded handles for durability

Honeycomb waist pad with anti-slip buckle to relieve waist pressure

1260D abrasion-resistant, anti-scratch, and water-repellent fabric with professional certification (Test Report No: 240187353)

SBS brand zipper with tightly meshed teeth and durable zinc alloy pullers to prevent zipper breakage

360° shockproof protection with thick pearl cotton and velvet lining for laptop compartment

Baby-grade eco-friendly lining safe for direct contact with clothing and skin

Ideal for daily commuting, casual outings, professional business travel, and vacation trips

Large capacity suitable for carrying multiple spring/summer outfits, toiletries, A4 magazines/folders, digital devices, laptops, water bottles, and umbrellas

Can hold more than a carry-on suitcase with better organization and accessibility

Seven major upgrades including capacity expansion, structural improvements, smoother brand zipper, enhanced protection, breathable groove back panel, baby-grade eco-friendly lining, and reinforced shoulder strap buckles

Weight tested with 750 cycles for buckle durability and anti-slip performance

Backpack dimensions and features designed to meet the needs of elite business travelers seeking a versatile, expandable, and durable travel backpack

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