Unverified82% confidenceDecision RuleTime unknown

四向弹性(4-way stretch)面料的软壳裤活动自由度显著优于两向弹性，攀爬、大跨步动作时膝盖和裆部不牵绊，选购时看吊牌是否标注4-way或mechanical stretch

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82%

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Long-term

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软壳裤category

Related Claims

Unverified四向弹力（four-way stretch）软壳的拉伸率通常达30-50%，明显优于二向弹力，适合攀岩、攀爬等大幅度动作；标注仅‘弹力’未注明四向的多为二向或含弹性纤维极少，活动受限87% similar Unverified判断裤腿弹性是否达标：双手横向拉伸裤腿面料能延展至原宽1.5倍以上并快速回弹无褶皱松弛，说明适合大幅度运动；回弹慢或留痕的属低弹面料87% similar Unverified双向弹力设计使上肢活动自由度明显优于普通衬衫，但不具备四向弹力，深蹲或大幅弯腰等全身动作的拉伸感仍有限制84% similar

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