Unverified80% confidenceFactTime unknown
自发泡EVA材质折叠垫防水但缓震弱，通常厚度1-2cm、重量轻(500g以内)，主打户外便携；记忆海绵垫缓震强但吸水需防水外套
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80%
Confidence
Long-term
Relevance
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