Overview EFM Alta Case Armour with D3O Crystalex For Samsung Galaxy S22+ (6.6) - Smoke Black The EFM Alta Case Armour with D3O Crystalex range boasts superior clarity, purity, and simplistic beauty synonymous with the Scandinavian wonderland. The range features D3O Crystalex the worldƒ??s most transparent protective material to give your device military-grade impact protection from the daily knocks and drops, so you can enjoy your device for longer. The EFM Alta Case Armour with D3O Crystalex is just 2.2mm thin, drop-tested to 3.4 meters, and comes in a clear and smoke black design, making this EFM's slimmest, simplest, and cleanest range that keeps you, your device, and the planet protected.