1. This best case made of pc material. 2. All function buttons and ports are available 3.have stock. The case for iphone 4 is made of durable pc materialAll of the cases are compatible for iphone 4/4S.We provide the custom-made design case for iphone at ANY quantity,available in variant of surface treaments,such as glossy finish, matte finishAvailable in mix order for different designsWe guarantee the case is at high end quality,we make different!Your requiry will be reply within 24 hours.We accept paypal and bank transfer for payment.Your sample and order will be sent by DHL,Fedex,UPS or EMS which take 2~4 days to arrive all over the world.OEM project will be high appreciatedWe provide one-stop solution for custom case from tooling making,sourcing,production,quality control and delivery.Don't hesitate to contact us if you need any custom case for iphone and other brands.