Unverified85% confidenceDecision RuleTime unknown
如果你用标准尺寸泡棉耳塞觉得太胀太痛，优先试这款；如果标准尺寸能舒适密封，则没必要选小直径款，隔音上限反而可能更高
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Unverified外耳道细小者慎选标准圆柱泡棉，膨胀后易过度撑胀致痛，应选带尺寸分级（S号）或细杆款的产品80% similarUnverified外耳道狭窄或曾感觉普通耳塞过大者，不要买标准圆柱海绵塞（膨胀后外径12mm+），应选儿童尺寸或子弹头细径款，否则塞不进或引发耳道疼痛79% similarUnverified耳道偏小者不要直接买标准海绵塞，膨胀后易过度压迫；应选small/儿童尺寸或分级尺寸套装先测适配，佩戴以'轻拉耳廓塞入后感觉密封且无胀痛'为准79% similarUnverified耳道偏细者选膨胀直径小（子弹型/锥形）的型号，圆柱形发泡塞塞不进易造成胀痛；耳道大则相反，选膨胀充分的圆柱型密封更好79% similarUnverified不要为头戴式耳机购买紧贴外径的收纳包，头梁需要缓冲空间，包内径应比耳机折叠尺寸大1-2cm，过紧会长期压迫海绵耳罩使其塌陷78% similar
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