1.The waterproof case designed for Insta360 X3 action camera. Ideal for diving, snorkeling and other underwater activities. Can effectively protect your camera from damage or scratches. Sturdy and durable. 2.The waterproof shell adopts symmetrical lock catch, which is very reliable in structural performance. The shell body is thicker, more solid and not easy to deform. High permeability and corrosion resistance PC. It can not only dive, but also protect your camera and lens in an all-round way to prevent your camera from being scratched. 3.The lens is made of optical imaging toughened glass, and the transmittance of the lens material is close to 92%. After coating AR, the transmittance of the lens is increased to more than 98%. After coating, the waterproof film is coated, and the water drop angle is 115 degrees to ensure that no water drops remain on the lens surface and affect the shooting effect. 4.45M/147FT underwater clear shooting, With tempered glass lens to protect your x3 action camera lens, HD lens with high light transmission, even underwater 45M/147FT will not damage the shooting effect, clear and realistic.