Lafuoo Mathematica Science Pattern USB Backpack — Multi-Pocket Laptop & Travel Backpack for Office/Work, Unisex, 13.4x8.3x18 in (One Size)

Material and build: Constructed from polyester with moderate thickness, this pack offers a soft hand-feel while remaining lightweight, portable, wear-resistant and durable. The fabric is strong, resists wrinkles, and retains good performance after long-term repeated use. Size and fit: Measures 13.4x8.3x18 inches, providing a large capacity that suits both men and women. USB and audio: Equipped with a USB data cable and music jack to make on-the-go charging and audio playback more convenient. Note: the backpack does not include a built-in power source and cannot power devices by itself. Organization: Features a total of 12 pockets to keep items organized. The main compartment includes a divider pocket for books, documents or clothes. A front compartment contains two patch pockets plus two small pen pockets. Additional storage includes a front-facing pocket, a pocket on each side, a pocket on the back, and a small pocket on the strap. Care instructions: Recommended cleaning by hand wash or wiping with a damp cloth. Do not bleach. The backpack is designed to withstand repeated use without significant deformation or fading.