KEQIKAI 45L Travel Backpack, 15.6 Inch Laptop Backpack for Men Women, Large Carry on Backpack Airplane Approved, Waterproof Rucksack Casual Daypack

KEQIKAI 45L Travel Backpack, 15.6 Inch Laptop Backpack for Men Women, Large Carry on Backpack Airplane Approved, Waterproof Rucksack Casual Daypack

【2-in-1 Versatile Carrying】 Switch between dual-shoulder mode (for hiking/airports) and single-shoulder/sling mode (daily commute) effortlessly. Detachable padded strap allows instant style changes. Luggage strap secures to rolling suitcases for hands-free travel. 【Ergonomic Comfort Design】 Widened 3D breathable mesh back panel reduces sweating & fatigue. Thickened S-shaped shoulder straps distribute weight evenly. Lightweight 1kg construction meets airline carry-on size (30x23x49cm). 【Smart Organized Storage】 30L main compartment with dedicated laptop sleeve (fits 15.6" devices), 8+ pockets for toiletries/books/passports. Magic tape logo panel lets you customize patches. Side elastic pockets hold water bottles/umbrellas. 【Premium Waterproof Durability】 1680D Oxford fabric with reinforced stitching & scratch-proof zippers. Anti-tear base withstands rough handling. Available in 4 colors (Khaki/Black/Army Green/Gray) with fade-resistant coating. 【Multi-Scenario Ready】 Use as a hiking backpack, business carry-on, or urban sling bag. Quick-access front pocket stores essentials. Magic-seam sealed against rain. Lifetime warranty & 24/7 customer support. The KEQIKAI 2-in-1 Convertible Travel Backpack redefines adaptability with its dual carrying modes. The detachable shoulder strap lets you switch between ergonomic dual-shoulder support for mountain treks and sleek sling mode for city exploration. Crafted from waterproof 1680D Oxford fabric, it protects belongings from storms while maintaining a lightweight 1kg build – ideal for airline carry-ons or daily commutes. The ergonomic airflow back panel minimizes sweat, and the S-curve padded straps reduce shoulder strain during long trips. Organize gear efficiently with a 15.6" laptop compartment, magic tape custom patch panel, and multiple zippered pockets. Secure it to luggage via the pass-through strap for hands-free mobility. From business trips (black/gray) to outdoor adventures (khaki/army green), this sleek backpack blends minimalist style with rugged functionality.