1.Fabric type Unknown 2. Material : Made of high quality water resistant oxford cloth fabric, classic generous and long lasting. The plush lining effectively protects it from slipping and slipping out, and is antidrop and shockproof. 3.External Dimension: 13 inch :(L x W )34263 cm/13.410.21.2 inch. 14 inch :(L x W )39283 cm/15.411.01.2 inch. 15 inch :(L x W )40303 cm/15.711.81.2 inch. 4.Comfortable Compatible Design Removable and adjustable shoulder strap and sturdy handles assure you comfort carrying for a long time.The Laptop Briefcase attaches easily to trolleys or luggage handles, making your trip and business traveling easier wherever you go. 5.Ideal Gift : The laptop bag can be a great companion for business, college, travel, outdoor activities, and everyday use. Practical gifts for father, mother, friends.