The PolarPro ROLLCAGE ND GoPro hero 8 nd 8, 16, 32 Lens Filters are high-quality, rectangular-shaped filters that are specifically designed for the GoPro hero 8 Rollcage mount. The filters are in a sleek black color and offer neutral density effects, which can help reduce glare and improve image quality in various lighting conditions. Made by the trusted brand PolarPro, these filters are tailored to fit perfectly on the GoPro hero 8 Rollcage, ensuring a secure and seamless attachment for capturing great footage while on the go.