Provide Outstanding Improvement of Underwater Footage: This professional 3 in 1 diving filter enhances colors and improves contrast in various underwater video and photography conditions. Direct Snap-on Attachment: Easily snap on or off the filter to the GoPro Super Suit housing case. PLEASE NOTE: These filters must be used with GoPro official Super Suit housing case or SOONSUN housing case. It cannot be used directly on the camera's lens and is not compatible with OEM housing cases. Reserved Slot for Tether: To prevent loss, attach the included safety tether to the side slot. Compatible with GoPro original Super Suit housing for HERO 5/6/7 Black, HERO (2018), and SOONSUN waterproof housing case. Not compatible with third-party housing cases. Product Name: Filter Color: Red, Pink, Purple Material: ABS Size: 43 x 38 mm Packing List (included with one purchase): Filter x 3 Please Note: 1. Due to extended shipping times, items may be damaged during transit. If damage occurs, please through the official website before leaving feedback, and we will resolve the issue. 2. Due to manual measurement, size may vary by 1–3 cm. 3. Colors may vary slightly due to monitor display differences.