Large expandable travel backpack for women and men

This large travel backpack is suitable for both women and men. It features an expandable design with a capacity of up to 40 liters, making it ideal for short trips or daily use. The backpack can hold a 17-inch laptop and various books or essentials. Its waterproof material helps protect belongings from rain and spills. The bag is designed to meet airline carry-on size requirements, making it convenient for travel. Multiple compartments and pockets help organize items efficiently. The adjustable straps provide a comfortable fit, and the sturdy construction ensures durability. Whether for travel, school, or daily commuting, this backpack offers ample space and practical features.