Unverified85% confidenceDecision RuleTime unknown
选购时用软尺量肚脐上方2cm处腰围，护腰有效贴合范围应比实测腰围两端各留5-8cm余量，靠魔术贴或双拉力带二次收紧，单一尺码硬性对应易过紧或松脱
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85%
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Long-term
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