OVAWA Expandable Travel Backpack Ultralight & Waterproof Hand Luggage Backpack 40L for 15.6-inch Laptop with USB Port – Black

Features:
Lightweight & Comfortable for Daily Use – Designed for everyday essentials, this backpack is light on your shoulders while providing a comfortable fit with padded, breathable back panel and adjustable shoulder straps.
Expandable 25–40L Storage – Main compartment measures 46×32×15 cm, expandable to 19 cm depth, easily accommodating daily items, notebooks, or a light laptop. Perfect for commuting, college, or short trips.
Reinforced & Secure Design – Features durable shoulder straps with reinforced stitching, a hidden anti-theft pocket, and multiple internal/external compartments to keep your belongings safe and organized.
Water-Resistant & Easy Care – Made from premium nylon with a PU-coated surface, the backpack resists splashes and is simple to wipe clean, offering convenience without compromising lightweight design.
Versatile Carrying Options – Equipped with a top handle, side handle, and adjustable straps, the bag can be carried as a backpack, hand-carry, or side-carry to suit different daily scenarios. Note: Designed for daily light to medium loads; avoid overloading to maintain long-term durability.

Specifications:
Color: Black
Weight: 0.95kg
Fabric: Oxford cloth waterproof film
Lining: Polyester
Size: 32x46x15cm
Structure: Large-capacity main bag, digital compartment bag, front layer bag
Compatible laptop：15.6 inch