The shell is high transparency acrylic, with a light transmittance of up to 90% The circular dome is equipped with a silicone Guard to scratches and abrasions from affecting your photoshoots to a depth of 60m, making photoshoots more exciting Widely used for surfing, diving, swimming, traveling, mountaineering and more The semi-circular dome designing disperses underwater pressure and provides better waterproofing, 360 degree dome designing ensures without blind spots in underwater photography