The phone case you've selected is a Fashion Case designed for the iPhone 17 Pro Max (indicated by the "IP17PRO" label on the packaging and visual matches). This specific style features a frameless design with a patterned, textured back.Product Details & AvailabilitySimilar cases in this "frameless" or "metal bumper" category are often listed as being made from a combination of aluminum alloy, PU leather, and TPU.