Whats in the box:1 HD Skeleton Housing for HD HERO cameras, 1 Horizontal Surface Quick-Release Buckle, Warranty: One Year

Features open sides that allow for easy plugging in of cables for live feed video out of the camera, charging the camera with a USB cable while recording video or photos, significant cooling when running the camera in extremely hot environments where camera cooling is a concern, and enhanced sound recording when used in non-windy locations like a race car, concert, jam session, etc.

Use the HD Skeleton Housing in dry environments only.
Your HD HERO camera is NOT waterproof when used with the HD Skeleton Housing.