They use nanotechnology-filaments and wool-filaments instead of the threads that make the rest of clothes such as cotton and silk. They use nanotechnology-filaments and wool-filaments for its ability to connect the power supply so you can connect your mobile phone or laptop or any mobile device with smart clothes to transfer data and you can also charge your mobile device by using the smart clothes. " The scientists were able to develop another type of yarn to manufacture smart clothes such as fiber optic plastic and this tablets allows conductive contact wireless with other device to transfer data" (A.2006)