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Figure 1. (A) The market income forecast based on the existing global wearable technology market^[1]. (B) The all-hydrogel tissue-like flexible LIBs used in wearable and implantable applications^[6]. Copyright 2021, Wiley. (C) Fiber-type FLBs based on the design of gel electrolyte. (D) Textiles based on fiber-type FLBs maintain excellent performance under various harsh conditions^[7]. Copyright 2024, Springer Nature.