... ,it has a light surface,catch only by one hand,good quality and treatment,use for many years.It ... to leave cold,it suits common life when weather turn cold,outdoor and work in open country,outdoor sport, ... .when weather being cold.Medical treatment: cure women dysmenorrheal,hand&feet cold, arthrosis,etc.Product characteristic:good quality,green ... clothbag when use over. sell no.006 steel hand warmer