Product details?Internal Material: Polyester- Size: Approx. 28x13x48cm/11.02×5.12×18.90″- Structure: Laptop Bag, Mobile Phone Bag, Document Bag, Zipper Bag- Gender: Unisex- Open Way: Zipper- Style: Leisure, Business, Fashion- Application: School, Business, Travel- Features: Comfortable, Convenient, Environmentally Friendly- Capacity: A4 Magazine, Wallet, Umbrella, Camera, Laptop, etc.Fits up to 15.6 inches laptop