The All New Vapor for the iPhone 4 is now First of all, the Vapor's ergonomic shape is very sleek, light, and of course, beautiful. That's really all you need to know, but here's more: Despite it's minimalist appearance, the Vapor is CNC machined from a solid block of aircraft grade aluminum. In other words, it's strong and light(25 grams)! A CNC on/off button is designed into the case to complete the clean lines.