Hollis M1 Mask harness Easy-to-Use Rubber Snorkel Keeper

Easy-to-Use Rubber Snorkel Keeper

And because we all hate having to make uncomfortable tweaks in the water

Audible Alarm

Features include: Scupper valve

Hollis M1 Mask harness Easy-to-Use Rubber Snorkel KeeperThe M1 Mask raises the bar for optical quality and distortion free vision. The lens is made from Saint Gobain Diamant, a highly transparent extra clear glass which is valued for its unique appearance and optical qualities. The low iron oxide content gives it optimum clarity. Its light transmittance is greater than that of conventional glass. The use of extra clear glass results in a virtually colourless product which allows objects to remain vivid and