IST ProEar Dive Mask with Ear Covers, Scuba Diving Pressure Equalization Gear, Tempered Glass Twin Lens (Black Silicone)The IST ProEar Dive Mask is a scuba diving mask designed to provide divers with pressure equalization and protection for their ears. The mask features ear covers that allow for equalization of pressure within the mask and ear canals, reducing the risk of ear injuries or discomfort during dives. The ear covers are made of soft silicone and are designed to fit snugly over the ears, providing a comfortable and secure seal. The mask also features a