Hollis M-4 Mask 727 Keeps you warm and gives

Keeps you warm and gives you added abrasion protection

•Harmonized Approval in Canada and the US as a Personal Floatation Device

Defend against sea lice

The Advanced Open Water Diver course is about improving your scuba diving skills

The Classic Regulator Bag comes with a padded console sleeve and fits perfectly in the Chelan Roller’s front pocket

Hollis M-4 Mask 727 Keeps you warm and givesVisibility 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