present invention is to back pain and back is uncomfortable when used for thermal waist belt to belt tightening in specifically Rugged wearer to easily and conveniently as a means of fastening means in the waist belt for a warmer to be concluded and termination, solving specific measures of fastening means in the waist belt is designed for this hyperthermia is "heat of silicone hot-wire (11) embedded by the power supply of the power supply 10 is connected to the outside is provided in the center is possible for protection and to prevent damage to the key and leaving the silicon hot wire (11) On opening 12 and open the one (12) outer periphery, the ball and ocher salt with built pad surface 13 of the fiber material with the endothelial surface the pad 13 outer periphery 14 and the outer shell 15 is coupled In a conventional waist belt for thermal close contact part (1) is provided in the contact section (1) that is respectively provided on the both sides in the center, tightening the teeth attached to a belt around the waist of a predetermined length for winding on one side member 2 and, on the other side the toothed coupling member (2) provided with a receiving space for the buckle body (3) is out, is inserted in a side of the buckle main body 3 in the vertical movement pusher 30 and, the push rod 30 and the central axis of the combined operation sphere 31 is rotated by the center gear 32 and the helix of a female thread coupled to a predetermined 33 of the pushrod 30, the pushrod 30 that is configured to buckle the support body (3) at the bottom of the spring 34 is coupled to the guide member is elastically biased to the socket insert is fastened to the top of the coupling pin 35 in the buckle main body (3) (36), available heat of the silicon hot wire (11) embedded by the power supply of the power supply 10 is connected to the outside is provided in the central opening and on for protection key to prevent damage and leaving the silicon hot wire 11 (12 ) and open th
