【Chest Strap + J-Hook Buckle】- Chest Harness helps you shoot and record steadily on the chest. Comfortable, fully-adjustable design fits all shapes and sizes, including over large jackets.【Vented Helmet Strap + Black Buckle Basic】- Durable nylon strap is easy to install and remove. This strap allows you to adjust length to fit your needs.【Selfie Stick + Tripod Mount Adapter】 - Tripod mount for attaching your GoPro camera to a standard tripod. High quality aluminum with a threaded end.【Head Strap + Long Screw Bolt】- Waterproof head-strap. One size fits all. Ideal for hands-free filming when you want a point-of-view angle.【Bike Handlebar 】- Attach your camera to bicycle handlebars, so you can record all the actions while you are bicycling. Using three-way adjustable pivot arm to adjust the height and direction.