In the process of creating of new clothing products, the designers choose textiles which have: appearance, comfort, durability, shape retention, protection from bad weather, etc. These aspects not fully satisfy the new factors, such automatic regulation of body temperature; signs of heart attack; fever and others. Smart textiles possess such advanced properties. The functionality of smart textiles consists in informing, protecting and relaxing the wearer. In this research, we approached and revealed the application of e-textile materials and their importance in clothing. The research methodology consists in the efficacy of applying Cu wires to the fabric and the result obtained. The results obtained are positive and they are revealed in the research.