Adopt Freezemat™ Technology, Benks Biliz Case effectively cools your phone while working seamlessly with MagSafe accessories. Fully Magsafe® Compatible, Cool and Magnetic, Like Your Crush. A Pretty “Cool” Accessory, cool your iPhone down 2.3°C when gaming with the case attached. A case the phone can breathe out the Heat, breathe in the Cool. [Durable& Eco Friendly] Long-term cooling and not just a one-time solution. Biliz case achieves all this with minimal weight, zero power use, and zero noise. [Thin, Yet Protective] Wrapped around the edges of the device, the shock-resistant bumpers provide impact protection, while the robust outer shell shields the device from direct damage. [Minimal Weight] Supported by a slim and lightweight profile, Biliz case offers reliable protection without adding bulks. Free Replacement Guaranteed if Not Compatible