Clarifications and features: * Woolen surface. * Can be used as a heating cap. * Operation buttons. * Ventilated. * Comfortable and harmless to skin. * 6 temperature settings. * Beurer security system (BSS). * Automatic shutdown after about 3 hours. * Electronic temperature regulation. * Illuminated display of functions. * Detachable key. Made of wool fibers. * It can be washed in the washing machine at a temperature of 30 ° C.