[Specification] [Color]: Black [Material]: Oxford [Features] - Waterproof, wear-resistant, scratch-resistant - Large capacity, light weight, versatile for commuting - Clever multiple compartments, practical and convenient for storage - Waterproof Oxford cloth, wear-resistant and dirt-resistant - Comfortable portable design, two-way smooth zipper - Thin and light design, claified and summarized, and portable [Package Included]: 1Pcs x Computer Bag [Note] - 1.Due to different producing batches, product details might be a little different. If you minding the difference, please buy it carefully. - 2.Please allow 1-3CM differs due to manual measurement. - 3.Due to the different display and different light, the picture may not reflect the actual color of the item. Thanks for your understanding. There is a zipper at the bottom, which can expand about 30% of the main bag space after being opened. 1.Front zipper bag 2.Back zipper bag 3.Large capacity main bag 4.Personalized partition layout, easy to install A 4 magazine, I PAD, mobile phone, wallet and other travel supplies 1.Electroplating pull head/electroplating hardware pull head, smooth pull, not easy to latch 2.Adjustable shoulder strap/shoulder strap with adjustable buckle, adjustable shoulder strap length according to height 3.Removable shoulder strap/shoulder strap adhesive hook, easy to disaemble, simple and practical