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Caption : fig.s1. the fabrication process of ti3c2tx mxene nanosheets.

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Caption : fig.s2. the digital photographs of the flexible and freestanding s-mxene composite film.

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Caption : fig.s3. comparison of s-mxene composite films before and after thermal shrinkage.	

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Caption : fig.s4. xps spectra characterization of ti3c2tx mxene film.

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Caption : fig.s5. hrtem of ti3c2tx nanosheets and their corresponding line profiles of selected parts.	

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Caption : fig.s6. the digital photographs of mxene, swnts and mxene/swnts dispersions.

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Caption : fig.s7. raman spectra of mxene film, swnts film, and s-mxene composite film.

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Caption : fig.s8. optical electron microscopy of nickel foam and dielectric material.

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Caption : fig.s9. the initial capacitance (c0) of the pressure sensor with different swnts doping content (0, 0.4, 0.8, 1.2, 1.6wt%).

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Caption : fig.s10. stress-strain curve of pdms forms with different swnts.

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Caption : fig.s11. experimental setup for sensor response time testing.

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Caption : fig.s12. the response and recovery times of flexible cps using planar s-mxene composite films as electrodes. 

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Caption : fig.s13. detection limit test of the smcps.

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Caption : fig.s14. the temperature and humidity resistance test platform.

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Caption : fig.s15. diagram illustrating the details of smart gloves.	

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Caption : fig.s16. the pca clustered results for 9 gestures.