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Unverified90% confidenceTradeoffTime unknown

凉感面料初盖时有明显凉意，但持续接触后凉感会减弱，不能指望整夜持续降温，本质仍是接触瞬间凉感

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水星家纺A类抗菌凉感夏被product_sku 凉感寝具category

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Unverified凉感来自相变涂层的初始接触凉爽，随时间体温会与被面趋于平衡，并非持续制冷效果88% similar Unverified凉感锦纶材质接触瞬间有降温感，但并非主动制冷，长时间日晒或高温闷热环境下凉感会明显减弱88% similar Unverified凉感主要来自外套接触层，并非主动制冷；在高温高湿环境下凉感会随时间衰减，并非整夜持续冰凉88% similar Unverified凉感主要来自外套面料而非乳胶芯本身，凉感持续时间有限，翻身后接触新区域才能再次感受凉意，不适合期待整夜持续冰凉效果的用户87% similar Unverified凉感为接触瞬时凉，体温传导后凉感会逐渐减弱，期望整夜持续冰凉的用户会失望85% similar

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