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内外胆分离后各自重量差异大，外壳硬壳约350~500g、抓绒内胆约300~400g、羽绒内胆约200~350g，介意单穿轻便的应看内胆单独克重而非套装总重

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Unverified内外胆分离后单件重量：外壳硬壳款约500-700g、软壳约400-500g，羽绒内胆约300-400g、抓绒内胆约350-450g；总重超过1.5kg的三合一日常通勤会有明显负担感88% similar Unverified全硬壳整体式胸甲重量通常在600-900g，软壳记忆棉背心式约400-600g；重量每增加200g在长途踩踏中明显影响耐力，XC/长途优先控制在500g以内81% similar Unverified重量参考：轻量单层弹力软壳约300-400g，带抓绒内衬的三层软壳约500-700g。快速轻量出行/跑步优先300g级，冬季通勤保暖优先带内衬款80% similar Unverified追求极致轻量压缩性时不建议选带可拆内胆的三合一款，其重量普遍在800g-1.2kg，无法满足超轻打包需求（超轻硬壳可低至200-300g）79% similar Unverified重量参考区间：超轻便携折叠包整体重量80-150g（面料20D-30D），日常耐用型约200-350g（30D-70D带简易背负系统），超过400g的折叠包便携优势不明显79% similar

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