Compatible Model: for GoPro HERO 7 Black / GoPro HERO (2018) / GoPro HERO 6 Black / GoPro HERO 5 Black</br> Lens Filter: Red Filter</br> Frame Material: Aviation Aluminum Alloy; TPU&PC</br> Lens Material: Optical Glass; Multi-layer Coating</br> Frame: Ultra-thin Frame</br></br> <b>Package include:</b></br> 1x Red Filter</br> The Housing is NOT included </br></br><b>How to use:</b></br>You have to remove the lens on the camera and put the filter lens on it instead.</br>Remove lens with counterclockwise twist 45-degrees, then reverse procedure to put on filter lens.</br>Replace with filter lens rotating 45-degrees clockwise. </br></br>Disassembly</br>1. Twist lens counterclockwise as far as it can be pull out.</br>2. Take off the lens outwards(Pulling lens slightly is required when Twisting the lens left).</br></br>Installation</br>1. Prominent cylinder with waterproof ring on the lens should be aimed camera solt.</br>2. Turn the lens right, two silver steel needles on the left and right side should be stuck on the camera(Two silver steel needles on the lens should be staggered with the slots on the left and right side of front lens).