Versatile Use: Ideal for college, daily use, business, and short trips with a 21L capacity, suitable for laptops, tablets, books, clothes, and more.Multiple Pockets: Features 5 compartments, including a shockproof 15.6-inch laptop/iPad compartment, a main compartment with organizers for clothes and accessories, a front pocket for small items, side pockets for bottles/umbrellas, and a sunglasses holder on the straps.Durable & Breathable: Made from scratch-resistant, water-resistant polyester with YKK zippers and a durable microfiber handle. Breathable back and straps for added comfort.Water-Resistant: Fabric and zippers are designed to protect contents from water penetration.Ergonomic & Lightweight: S-shaped padded straps, breathable back padding, and adjustable buckles reduce strain, ensuring comfort and ease of use.