1. Fabric type unknown 2. Material: Made of high-quality waterproof Oxford cloth, classic and elegant, durable. Plush lining effectively prevents slipping and sliding out, anti-fall and shockproof. 3. External dimensions: 13 inches: (Length x Width) 34263 cm / 13.410.21.2 inches. 14 inches: (Length x Width) 39283 cm / 15.411.01.2 inches. 15 inches: (Length x Width) 40303 cm / 15.711.81.2 inches. 4. Comfortable and compatible design The removable and adjustable shoulder strap and sturdy handle ensure you are comfortable to carry for a long time. The laptop briefcase can be easily attached to a trolley or suitcase handle, making your travel and business trip easier wherever you go. 5. Ideal Gift: This laptop bag is a great companion for business, college, travel, outdoor activities and daily use. It is also a practical gift for fathers, mothers and friends. 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