Fits 17 Inch Laptop Backpack Business Backpack for Men Women 3 in 1 Scalable Scalable Capacity College Bookbag for Work School Travel Flight with USB Port Waterproof Schoolbag Casual Computer Daypack for Men Black

【MAINTENANCE METHODS】 · Gentle Cleaning: Use mild soapy water or a special waterproof cleaner to gently wipe the surface of the waterproof film. Avoid using too strong a cleanser or brush to avoid damaging the membrane. · Avoid Friction and Scratching: Avoid using rough cloth or brush to wipe the surface of the waterproof film to avoid scratches or wear. · Avoid Over-Soaking: Avoid soaking the waterproof membrane in water for too long. This may damage the waterproof layer, causing it to lose its waterproof function. 【APPLICABLE OCCASIONS】 · School and College: Backpacks are a common choice among students and can hold textbooks, laptops, folders, and other school supplies. Its double-shoulder design helps distribute weight and reduce strain on your back. · Workplace: Many professionals choose backpacks to carry their work items. The backpack is capable of holding a laptop, documents, folders, stationery and other necessary office supplies. · Travel: It is also very practical when traveling. You can pack travel essentials such as clothing, toiletries, camera, charger, and passport in the backpack. · Sports and Outdoor activities: Many sports and outdoor activities, such as hiking, camping, cycling, mountain climbing, etc., require carrying equipment and items. · Casual and Daily Use: The backpack is also suitable for daily leisure activities such as shopping, walking, cafes, parks, etc. 【COLOR DIFFERENCE ISSUE】 · The color of the product will be affected by various factors such as shooting light source, post-production editing, and display resolution,etc. · There may be color difference. · Please refer to the actual product. 【PAY ATTENTION】 · Clear pictures provide product details, colors, styles, specifications and other information to help you understand the product. · The above dimensions are measured manually, and there may be errors due to different personal measurement techniques. Please refer to the actual product for accurate measurement. · If you are interested in our products, you can add them to your shopping cart and place an order according to your personal preferences and needs. • Expandable design: Before the extension dimensions are 18.1x12.6x5.1 inch/46*32*13 cm, and after the extension dimensions are 17.8.1x12.6x7.1 inch/44*32*18 cm. You can expand the zipper and buckles according to your requirement. • Decompression and shock-resistant backpack system: The air deflector back panel design allows the air to flow freely and keeps the back dry at all times. The back is thickened with pearl cotton, which can decompress. • USB charging: The backpack has a built-in charging data cable and an external charging port; the mobile phone can continue to be used. • Function and safety: The design of the trolley case fixing belt can release the shoulder pressure with the trolley case, and there is no burden on long-distance travel! • Multi-function carrying method: The bag is designed to be hand-held and double-backed, with a variety of carrying methods. Every detail of a fashionable backpack, the incomparable design spirit is the secret that people are crazy about