ImperviousUK protects your devices from spill splashes, rain and accidental submersion. Impervious is an invisible nano spray with molecules 1000x smaller than a human hair with super-hydrophobic properties. When applied externally to your device, Impervious protects against spill damage and screen scratching. They offer full waterproofing kits for the iPhone 5, 5s and 6. When applied, your device can be submerged in (1) meter or (3) feet of water for up to 30 minutes. They also offer a range of DIY kits designed for smartphones or tablets.