Unverified85% confidenceDecision RuleTime unknown
二手羽绒服要看蓬松度衰减，穿着超过3个冬季的羽绒服蓬松度通常下降20%-30%，用手捏压后回弹＜3秒判定为填充物老化，保暖性大打折扣
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85%
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Long-term
Relevance
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Unverified二手羽绒服优先选购穿着不超过2个冬季的商品，羽绒蓬松度每洗涤/穿着一季约衰减3-5%，超过5年的羽绒即使外观完好，实测保暖性通常已下降20%以上85% similarUnverified带可拆卸内胆的风衣可覆盖5-20度的宽温区，一衣三季穿；但内胆增加厚度会破坏风衣本身的垂坠感，追求版型利落者选无内胆纯风衣另配薄羽绒83% similarUnverified带可拆卸内胆（羊毛/摇粒绒）的风衣可覆盖10-20度三季温度，一衣多穿；但内胆拆装后外壳版型易松垮，独立单穿挺括度下降82% similarUnverified带可拆卸内胆（抓绒/羽绒填充）的风衣可覆盖15度到5度温区，一件当三季穿；但拆卸款版型必然偏宽松臃肿，追求利落线条别选内胆款79% similarUnverified内里可拆卸保暖层（羊毛/摇粒绒衬里）能将风衣使用温度从10-20度扩展到0-5度，实现三季穿，但会增重、显厚且拆卸拉链易露痕迹；只在初春晚秋穿则无需带保暖内胆77% similar
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