Unverified78% confidenceFactTime unknown
Polartec Alpha Direct超轻抓绒常见克重仅60-120g/㎡，透气性极强主打动态保暖，但耐磨和防风性极差需搭配外层
1
Sources
78%
Confidence
Long-term
Relevance
-
First Seen
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UnverifiedPolartec Alpha Direct是网状主动保暖棉，克重60/90/120三档，特点是透气性远超抓绒，靠外层裤困住空气才有效保暖，单独穿保暖差87% similarUnverified采用Polartec Classic轻量抓绒（约100g级别克重），保暖性弱于200g/300g抓绒，定位为激烈运动中层或温和天气单穿，极寒环境下保暖不足。84% similarUnverifiedPolartec Alpha Direct面料具有良好的透气性与主动运动排汗能力，适合高强度有氧运动时穿着而不易过热，这是相比传统Polartec 100/200抓绒的核心差异。82% similarUnverified格子抓绒（grid fleece，如Polartec Alpha或R1）克重轻（约180-220g）但保暖效率高、透气快干，适合作为高强度运动的贴身层；实心摇粒绒同克重更保暖但排汗差、易闷汗81% similar
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