AB Allen-Bradley Panelview 1000 2711-K10C20L1 Membrane Switch KeypadSpecification for Membrane Switch :Material:Matte PC(smooth),gloss PC+matte oil ,gloss PC,PET,and PVCThickness:0.05-1.0mmLED windows:Transparent,translucent,matte,glossEmbossed keys:No embossed keys and domes,domes without embossed keys,embossed keys without domes,embossed keys..