品牌 琴岛之恋 长 15cm 型号 Y201 宽 12cm 重量 0.5kg 高 17cm 长背带 50 手提带 有 面料结构 纸绳，搭扣 用途 单肩，手提，斜跨 容量 不可装下A4纸

AB version of the difference: B version is the export of foreign trade of the original single， more expensive， A version of the factory with the single， more cost-effective， quality is the same， are equipped with a portable strap， diagonal cross strap， pro according to their own preferences Select Oh ~