... Material : Rohs compliant material ,for example ,Autotype ,3M ,Nicomatic.B. Dimension : According to customer 's drawing or ... .Our engineer will work with customers and reommend specail constrution design to meet customer's desires ... assembly,such as membrane switch and touch screen with FPC, PCB ,silicone rubber ,metal backer ... -SLD-202,M204.Condition B) Push Button Membrane Switch with Gradient color