You can rely on the Arc'teryx Proton LT Insulated Jacket to keep you warm whether you're climbing a frozen waterfall or exploring the backcountry on skis. The advanced Fortius Air 40 shell fabric balances wind, weather, and thermal protection while remaining highly breathable to keep you comfortable over a wide range of temperatures, conditions, and activity levels. Coreloft Continuous insulation traps and retains warmth, even in humid and wet conditions, making this jacket an ideal layering piece for high-output activities. A high collar provides extra coverage in cold and windy conditions, while stretch-knit cuffs and an adjustable hem help seal out cold. With an articulated design and gusseted underarms, the Proton LT Insulated Jacket will keep you warm and moving comfortably throughout many seasons.
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Arc'teryx Proton LT Insulated Jacket - Men's
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Rising above a scene rich with extraordinary wildlife, pristine lakes, and alpine terrain, the Teton Range stands monument to the people who fought to protect it. These are mountains of the imagination. Mountains that led to the creation of Grand Teton National Park where you can explore over two hundred miles of trails, float the Snake River or enjoy the serenity of this remarkable place.
The pika is a close relative of the rabbits and hares, with two upper incisors on each side of the jaw, one behind the other. Being rock-gray in color, pikas are seldom seen until their shrill, metallic call reveals their presence.