Alvra II Mid Apre Boot 2022 Size:10.5 US Mens SONAR by ZEISS lens technology

SONAR by ZEISS lens technology increases contrast and clarity of vision

Quick-change lens tech and a bonus lens mean you are always ready for a wide variety of conditions

- Black shade with white print

The ratio is a no-nonsense helmet that boasts the features found on premium helmets at a more accessible price

Alvra II Mid Apre Boot 2022 Size:10.5 US Mens SONAR by ZEISS lens technologyThe mens Mammut Alvra II Mid Apre Boot combines design and environmental friendliness. The half height casually tailored model comes with sustainable features. While the environmentally friendly terracare leather makes the shoe comfortable to wear and durable, the Vibram Ecostep outsole, made from at least 30% recycled rubber, provides optimal grip on uneven terrain. A footbed made from recyclable cork offers extra comfort. With its very comfortable