Product Description: Features of buoyancy rods 1.The buoyancy rods are bright yellow for easy identification. 2.The floating design allows your action camera to easily float on the water even if it is equipped with accessories such as a waterproof case and diving light. Coupled with a wrist strap, you have double protection. Filter Features 1.The four sides of the high-quality PC frame are used as filter baffles, which can make the connection between the filter and the frame more appropriate, not loose, and make the lens more stable! 2.The three filters have different functions Pink filter: Correct color deviation, restore bluish, suitable for diving and swimming; Red filter: Restore greenish, suitable for sea water shooting; Purple filter: Restores the bluish color, suitable for shooting in fresh water. Apply to GoPro Hero 5 Waterproof Case GoPro Hero 6 Waterproof Case GoPro Hero 7 Waterproof Case Notice! ! ! The filter size is 4.3cm*3.8cm The filter size is 4.3cm * 3.8cm, and the lens size of the waterproof case is larger or smaller than this size and cannot be used Features of anti-fog patch Anti-fog insert accessories, inserted on both sides of the camera housing, can effectively prevent fogging in cold and humid environments. Suitable for diving, climbing, surfing and aerial photography. Compatible with all action cameras with waterproof case. Can be recycled 2-3 times, and can be reused 2-3 times after being heated in a microwave oven