Poseidon's THREEDEE Mask is an exclusive ultra-light two lens mask that has an ultra-light polymer frame and comfort fit skirt in high quality silicone. The THREEDEE Mask has a double feathered edge skirt and a wide split style mask strap. The feathered edge skirt and split strap combined for a perfect seal on the face. This quality mask will fit most faces. Mask has dual tempered glass lenses for a clear undistorted wide field of view and is equipped with a large easy-to-reach nose pocket for ear equalization that can be utilized even when wearing gloves. The mask is equipped with easy-adjust buckles which swivel 45°. The buckles are built strong and provide quick and hassle free strap adjustments. This low profile mask has a low internal volume making it easy to clear. Mask is available with a black silicone skirt and multiple colored frames.