【Warm Note】Please kindly note that our carrying case has been upgraded recently. Repeat customers pay attention to the difference, please. Any problems, please feel free to contact our service team for details. The new model case with Light-weight design is more durable with zipper. To keep your GoPro and accessories safe, protected, and organized. 【Bicycle Clip 】- Multi angle rotation, easy to adjust direction. Helps to securely attach action camera to bicycle or motorcycle handlebars and other outdoor gear . 【Anti Fog Inserts】 - Necessary for underwater or humid places. Prevent your camera from fogging. Reusable after drying it. 【Suction Cup Mount】- Work with Gopro for low angle shoot. Strong and firm enough to reduce vibration.Recommended for non-impact activities only, not recommended for surfing, snowboarding. 【J-Hook Buckle】- Durable and Light Weight. Easy to install and remove. By inserting into the special slot of the vented helmet strap, or chest strap, or suction cup mount, the camera can be firmly attached.