Unverified85% confidenceCautionTime unknown
若从不乘飞机只坐高铁地铁，不必为TSA平铺夹层和100ml液体分区付溢价，普通电脑背包即可满足
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85%
Confidence
Long-term
Relevance
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Unverified不需要TSA解锁功能的国内旅行者（高铁、国内航班）选用此款性价比偏低，普通弹力束带即可满足需求。73% similarUnverified若主要用于高铁出行，不建议为登机功能牺牲容量买14-16L超小款，高铁行李架深度充足，18-20L更实用且照样能上架72% similarUnverified只用于通勤带一份便当，不要买20L以上大容量款，空间冗余导致保温效果差且占背包空间，5-8L单层款更合适69% similarUnverified居住无电梯高层或经常公共交通出行，不建议买PP硬壳大箱，其5-8kg自重加内容物搬运极其吃力，应选可折叠软箱或轻量背包款68% similarUnverified自驾/长途通勤囤货选大包抽取式（80-100抽）性价比高；地铁通勤、随身携带优先单片独立包装，独立包装每片密封防挥发干燥，开封即用不浪费68% similar
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