Mstechcorp - Waterproof Shockproof Dirtproof Snowproof Case For iPod touch 4g 4th (WATER PURPLE) Water Proof: Fully submersible to 6.6' / 2 m for 1 hour Dirt Proof: Sealed from dirt & dust particles - meets or exceeds IP-68 Ingress Protection Rating Snow Proof: Sealed from snow & ice - meets or exceeds IP-68 Ingress Protection Rating Shock Proof: Withstands drops from 6.6' / 2 m - meets or exceeds MIL STD 810F-516 Function: Complete access to screen and every button, control and port