membrane switch 1 material: PET 2 rear adhesive :3M467 3 type : emboss tactile 4 pass:ISO9001 2000,RoHS This is a membrane switch .Exported to Foreign. 1.Overlay Materials:The most commonly used base materials are polyester(PET) and polycarbonate(PC).2.Rear Adhesive:3M467MP,3M468MP,etc.3.Matching color:Pantone and RALcolor matching system.4.Gloss,semi-gloss or matte5.emboss tactile with LED6. ...