Features: Secure your camera with the Flexible Adhesive Base, designed to stick firmly on any smooth surfaces. The soft and flexible design allows for easy installation and removal on various surfaces. Made from durable ABS material, it is waterproof and dustproof, perfect for outdoor activities. Suitable for ACTION 4/GO3 Cameras outdoor sports enthusiasts, travel photographers, and adventurers who need a stable shooting experience. Whether you're skateboarding, cycling, or skiing, this adhesive base can be used on sports equipment like skateboards, bicycles, and snowboards. It provides a stable shooting angle for capturing your adventures. Captures your thrilling experiences confidently with the Flexible Adhesive Base, ensuring stability and quality shots in any environment. Specifications: Base Material:ABS Color:Black for ACTION 4/GO3 Cameras Bearing Weight:300G 1/4inch Adapter Size:Approx.72x65x30mm/2.83x2.56x1.18in Package Includes: 1xHelmet Mount note: Please allow 1-2cm errors due to manual measurement,please make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item