Hollis M-4 Mask rubber keeping the purest form of

keeping the purest form of surf in mind

Made in America

5mm neoprene torso with 4mm arms and legs

Built-in water bottle holder positioned in front of seat for added convenience

Hollis M-4 Mask rubber keeping the purest form ofVisibility is the most important aspect of any dive. The M4 mask raises the bar for optical quality and distortion free vision. This lens is an extra clear glass which is valued for its attractive appearance and optical qualities. The M4 Mask 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. Frameless silicon skirt