Backpack long high: 31*13*44cm The length and height of the shoulder bag: 19*6*22 Pen bag length: 20*10.5 Backpack material: high-density nylon fabric, non-toxic and environmentally friendly, easy to clean, waterproof and anti-fouling, anti-collision and anti-scratchCOMFORTABLE: Widened and thickened durable adjustable shoulder straps for enhanced spine protectionLarge capacity: large capacity design, can fill most of the daily necessitiesMysterious style, large capacity, start with this backpack, you must be the coolest guy in the crowd, put it away Product Descriptionfeature:1. Material: High-quality environmentally friendly nylon fabric, better feel, waterproof, durable, anti-collision and anti-scratch.2. Structure: The spacious main pocket keeps your daily essentials neatly in the bag.3. Uses: Can be used for daily use, school, weekend travel, outdoor sports, etc. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store