Unverified80% confidenceFactTime unknown
面料含氨纶3-5%可提供弹性回复力，低于2%洗几次后松紧带会失去回弹变松垮
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80%
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Long-term
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Unverified面料含氨纶（弹性纤维）3%-8%时兼具回弹与保形，低于3%弹力不足易起皱，高于10%易松垮变形失去支撑86% similarUnverified面料含氨纶(弹性纤维)2%-5%可提升贴合度和回弹，避免膝盖式松垮；但氨纶＞8%会过于紧绷勒身且久洗后弹性衰减快85% similarUnverified面料成分含4%-8%氨纶（弹性纤维）能兼顾弹性与版型保持；氨纶＜3%弹性不足深蹲易紧绷，＞10%易变形松垮84% similarUnverified领口回弹性优先于弹力大小：反复拉伸后能恢复原状（含氨纶/弹性纱2%-5%）的领口，洗几次后不松垮；纯棉罗纹领虽软但易越洗越大导致漏风81% similarUnverified面料含氨纶（弹性纤维）3%-13%的四面弹面料，兼顾活动自由度与版型保持；<3%弹性不足下蹲受限，>15%容易松垮变形失去挺括感81% similar
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