(a) The scheme of a power textile with a pair of TENG fabrics consisting of a slider fabric (1) in the sleeve and a stator fabric (2) underneath the arm. (b) The scheme of the configuration of the TENG fabrics. (c) A photo of a pair of TENG fabrics. (d) Photos showing the flexibility (i), softness (ii), washability (iii), and breathability (iv) of the TENG fabrics. (e) A photo of a power textile with a pair of TENG fabrics, which can light up a LCD panel (inset). (f) The rectified current of the TENG fabrics at different motion speeds of the human body. The inset shows the current of one sliding cycle of the TENG fabrics.