Mouse pad materials:Cotton,Faux fur and Non- rubber slip pad<br> Heating pad materials:carbon fiber<br><br> About the timing switch:<br> Temperature:When turned on,the default temperature is the<br> highest(H),Normally,it does not need to be adjusted,if you feel too hot,use this switch.<br> H:Highest(Screen color:Red)<br> M:Medium(Screen color:Green)<br> L:lowest(Screen color:Blue)<br><br> Working time:The default is 2H,and it will automatically<br> turn off at the of time.if you need other gears(4H,8H),<br> please press the switch to select.If you need to manually close,<br> please press the swtch until it is closed.<br><br> Care instructions:<br> Hand wash only(Please take outhe heating element before cleaning)