Material:PET/PC/Silicone/Acrylic Size:Customized or as per the customer's requirement Color:According to pantone color number Back-adhesive:3M467,3M468,or others Keys:Flat or Embossing Sample time:3-5days Delivery lead time:Shipped 15days after the payment Our advantageous features of membrane switch keypad is Inherent moisture resistance, durability ,HeatSeal Reliability,Ease of customizing,Reduced space & weight, stable structure