IST ProEar Kids Dive Mask with Ear Covers, Scuba Diving Pressure Equalization Gear, Tempered Glass Twin Lens (Blue)The mask features built in ear covers that help to equalize pressure in the ears, reducing the risk of discomfort or injury during diving. It is made with a durable and high quality construction, featuring a tempered glass twin lens for clear and distortion free underwater vision. The mask is designed with a soft and hypoallergenic silicone skirt that provides a comfortable and leak proof seal against the face, ensuring a watertight fit. The