Hollis M4 Frameless Wide View Low Volume Mask

This is the Hollis M4 Frameless Wide View Low Volume Scuba Diving Mask Features: Frameless silicone skirt Rugged mask box and adjustable mask strap included Increased vision and low volume When choosing a mask, fit and field of vision come first. The M-4 gives you the best of both worlds, fitting a wide variety of faces and offering superior peripheral and vertical vision. It is low profile, stows easy and carries an excellent value.