Clothing in a form of a top comprising a left and a right arm opening, a lower portion of the left and right arm opening corresponding to an armpit position of a wearer, the clothing having textile electrode kits for detecting a bio signal mounted to it, the clothing further comprising: elastic members which are respectively located below the right and left arm opening or at positions below the right and left breasts of a wearer and made of an elastic material; a front center band with a band shape and located at a front sheet of the clothing, one end of the front center band being mounted to one end of the left elastic member, the other end of the front center band being mounted to one end of the right elastic member, wherein the front center band comprises: a chest center elastic member located at a center of the front center band and made of an elastic material; a left front center band made of a non-elastic material, one end of the left front center band being mounted to one end of the left elastic member, the other end of the left front center band being mounted to one end of the chest center elastic member; and a right front center band made of a non-elastic material, one end of the right front center band being mounted to one end of the right elastic member, the other end of the right front center band being mounted to the other end of the chest center elastic member; a back center band made of a non-elastic material with a band shape and located at a rear sheet of the clothing, one end of the back center band being mounted to the other end of the left elastic member, the other end of the back center band being mounted to the other end of the right elastic member; and a back lower central dart vertically extending from a center of a lower end of the back center band to a waist portion, wherein at least one of the front center band and the back center band is disposed at an inner side of the clothing which comes into contact with the skin, wherein electrode-mounting tunnels are formed at the front sides of the front center band and the back center band, and the textile electrode kits are installed in the electrode-mounting tunnels. elastic members which are respectively located below the right and left arm opening or at positions below the right and left breasts of a wearer and made of an elastic material; a front center band with a band shape and located at a front sheet of the clothing, one end of the front center band being mounted to one end of the left elastic member, the other end of the front center band being mounted to one end of the right elastic member, wherein the front center band comprises: a chest center elastic member located at a center of the front center band and made of an elastic material; a left front center band made of a non-elastic material, one end of the left front center band being mounted to one end of the left elastic member, the other end of the left front center band being mounted to one end of the chest center elastic member; and a right front center band made of a non-elastic material, one end of the right front center band being mounted to one end of the right elastic member, the other end of the right front center band being mounted to the other end of the chest center elastic member; a back center band made of a non-elastic material with a band shape and located at a rear sheet of the clothing, one end of the back center band being mounted to the other end of the left elastic member, the other end of the back center band being mounted to the other end of the right elastic member; and a back lower central dart vertically extending from a center of a lower end of the back center band to a waist portion, wherein at least one of the front center band and the back center band is disposed at an inner side of the clothing which comes into contact with the skin, wherein electrode-mounting tunnels are formed at the front sides of the front center band and the back center band, and the textile electrode kits are installed in the electrode-mounting tunnels.