Features: 1. Made of PVC encrypted polyester fabric, waterproof and wear-resistant 2. The trolley case fixing strap design on the back makes traveling more convenient 3. Back air circulation and diversion design, comfortable and breathable 4. Side USB interface design makes charging more convenient 5. Adjustable shoulder strap, easier to carry 6. Metal double zipper design, smooth and durable 7. Widened handle design, comfortable and not tight 8. Diamond facet structure design, three-dimensional and stylish 9. Reflective strip design, safe and secure Product parameters: 1. Material: Oxford cloth, polyester 2. Computer size: 15-inch model: 16 inches, 17-inch model: 17 inches 3. Function: breathable, anti-theft, burden reduction, large capacity 4. Product size: 15-inch model: 44 x 30 x 15 cm, 17-inch model: 47 x 32 x 15 cm 5. Weight: 15-inch model: 860 grams, 17-inch model: 900 grams 6. Note: Only backpacks will be shipped, nothing else!
特点： 1. 采用PVC加密涤纶面料，防水耐磨 2. 背后拉杆箱固定带设计，出行更加便捷 3. 背部空气循环导流设计，舒适透气 4. 侧边USB接口设计，充电更加便捷 5. 可调节肩带，背负更加轻松 6. 金属双拉链设计，顺滑耐用 7. 加宽提手设计，舒适不勒手 8. 钻石切面结构设计，立体有型 9. 反光条设计，安全放心 产品参数： 1. 材质：牛津布、涤纶 2. 容纳电脑尺寸：15寸款：16英寸、17寸款：17英寸 3. 功能：透气、防盗、减负、大容量 4. 产品尺寸：15寸款：44 x 30 x 15厘米，17寸款：47 x 32 x 15厘米 5. 重量：15寸款：860克、17寸款：900克 6. 注意：发货只发背包，不带其他！
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