Bundle Set for GoPro Hero 1, Hero 2, Hero 3, Hero 3+, Hero 3 Plus, Hero 4 Camera - Black (Adjustable Chest Mount Harness and Head Strap) Compatible with GoPro Hero 1, Hero 2, Hero 3, Hero 3+ and Hero 4 cameras Chest Mount Harness - lets you capture your knees and skis on the slopes, or your bike frame and handlebars Head Strap - allows for use on head and helmets; not recommended for high-impact sports; only recommended for non-impact activities Package includes: Chest Mount Harness X 1; Head Strap X 1