Liquid Air Armor Designed for iPhone XR Case (2018) – Matte Black The Liquid Air for the new iPhone offers durability with a modern look. A geometric pattern is engraved into the matte-finished back for a simple design that is also easy to grip and resistant to fingerprint smudges. Its flexible single layer is constructed to be slim and pocket-friendly, which also ensures that wireless charging is fully supported. Cover the new iPhone in a polished yet protective Liquid Air. Material- Thermoplastic polyurethane.