Hatori Waterproof Shockproof Super Phone Case for iPhone 4 / 4S [Blue Grass] Waterproof: Submersible to 6.5ft (2m) deep for up to 30 minutes. Shockproof: Survives drop impacts from 6.5ft (2m) high. Sealed from dust, dirt, snow and ice. Compatible with iPhone 4 / 4S only.