Smatree® Head Strap & Chest Strap Mount, Thumbscrew,J-Hook are compatible with all GoPro cameras, fully adjustable to fit all sizes1. The Head Strap is great for keeping the footage clear.NOT RECOMMENDED for high-impact sports. Only recommended for non-impact activities2.The chest strap mount lets you capture your knees & skis on the slopes, or your bike frame & handlebars3. Perfect for skiing, mountain biking, motocross, paddle sports, or any activity4. The head and chest strap mount are made with Nylon Straps and Polycarbonate buckles.With mounts allow you the freedom and flexibility to capture a variety of previous moments5.Package: 1 x Smatree Chest Strap Mount1x Smatree GoPro Head Strap Mount1 x Aluminum Thumbscrew1 x J-Hook6.Camera Not Included