Bag size: Medium Lining texture: Oxford fabric Pattern: solid color Acceptable Computer size: small 10-inch, large 13-inch. A4 folder SOURCE type: Spot Color: Black small vertical, Gray small size vertical, black small horizontal, Gray small size horizontal, Black large vertical, gray large-sized vertical, Black large horizontal, gray large-sized horizontal Product Category: Men's single-shoulder bag Model: 1051 Processing Method: Frosted Outer bag type: Three-dimensional pocket Support distribution: Support distribution Material: Oxford cloth Popular elements: Lock Number of shoulder straps: Single Item No.: ZG1043 Applicable scenarios: travel, business, leisure Lifting parts: soft carry handle Applicable Gender: Male Material characteristics: waterproof and tear resistant Series: Business Leisure Hardness: medium and soft Suitcase shape: verticle Square Opening method: zipper Bag internal structure: zipper changing bag, mobile phone bag, document bag, interlayer zipper bag Style: trendy fashion With/without interlining: Yes Used for school backpack,business backpack,student backpack  assault pack, bug out bag backpack, range bag, survival backpack  or day pack for daily use .It is a great companion for camping ,hiking, vacation, travelling, trekking.