Unverified80% confidenceTradeoffTime unknown
牛奶丝+氨纶面料弹力好、上身轻薄贴合、显瘦效果明显，但相同成分打底裤普遍存在多次洗涤后起球、腰口弹力衰减的问题，耐穿周期有限
1
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80%
Confidence
Long-term
Relevance
-
First Seen
Sources
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Unverified多次洗涤后腰带弹性下降、面料轻微起球是公认短板，耐久性弱于同价位棉质内裤，适合作为换季补充而非长期主力备用。86% similarUnverified含弹棉混纺面料穿着舒适、活动自由，但多次洗涤后腰部松紧带及膝盖处易出现变形或起球，耐久性弱于涤纶面料的同类款。85% similarUnverified德绒+莫代尔混纺面料有一定保暖与柔软性，但多次洗涤后面料可能出现起球或弹性下降，耐久性是常见短板84% similarUnverified四向弹力面料活动自由度高、不易限制运动，但棉氨纶混纺材质在反复拉伸洗涤后腰口橡皮筋松弛较快，耐用性弱于厚实棉质打底裤。84% similarUnverified含氨纶弹力面料穿着舒适、活动自如，但长期多次洗涤后氨纶弹性有一定衰减，版型持久性不如纯棉牛仔裤。83% similar
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