Silicone Rubber Cap 1.for switches,buttons 2.made of 100% silicone ... .various printed styles 4.high quali name high quality Silicone Rubber Cap materialsilicone colorblue,other colors are available size 61*52 ... *11MMapplicationscover for switches,buttons,on-off characteristic curing products,no special smell,non-toxic,harmless certificate of ROHS ...