Hollis M-4 Frameless Mask Mask Rebreather equipment pricing does not

Rebreather equipment pricing does not include training

Designed for Side-Mount Cave Divers

wrapping you in a buttery soft exterior finish

Padded Internal Compartment

Hollis M-4 Frameless Mask Mask Rebreather equipment pricing does notThis products Overview 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. Mask has a single lens made from tempered glass for excellent optical characteristics and safety. The frameless black silicone skirt has a double feathered edge for a perfect seal,