Manufacturer's Description

Visit Julbo's Trek page.

Retailers' Descriptions

Here's what other sites are saying:

The Julbo Men's Trek Sunglasses Are eye protection for the constant adventurer. Truly for the person that lives in the outdoors, from trail running to backpacking, Climbing and mountaineering. First thing you'll notice is the Flex Nose and 360&deg adjustable temples, ready to form to your face and head as needed, regardless of the hat, beanie, helmet or other paraphernalia you've got on. So lightweight, you can put them on and forget them, enjoying clear vision and protection from the sun. Ventilated to prevent fogging and shields that block lateral rays, yet Are detachable to convert the glasses to the activity at hand. Features of the Julbo Men's Trek Sunglasses Highly Technical, yet lightweight eyewear Perfect for mountaineering, Climbing and trail running Technical mountaineering principles and lightweight Performance ergonomics Detachable shields black lateral rays from intense glAre Offer superior ventilation when necessary Julbo's Flex Nose design and 360Adeg adjustable temples provide optimum hold

- Moosejaw

Ideal for mountaineering, climbing, and trail running, Julbo's Trek achieves optimum performance when you're moving fast and light in extreme environments-photochromic lenses darken and lighten depending on the light's intensity.This product will be shipped directly from Julbo and will leave their warehouse in 2-3 business days. Eligible for UPS ground shipping only. . Camel polarized photochromic lenses darken or lighten depending on light intensity; VLT changes from 20% to 5%~ VLT (Visible Light Transmission): percentage of available light allowed to reach the eye; the lower the number, the darker the lens. NTS technology allows the lens to change regardless of temperature. Polarization eliminates glare to ensure purity of vision. Category 2 protection in the undergrowth; category 4 protection in bright sunlight. 100% protection from UVA/B/C rays. Brown lens tint accentuates relief; antifog coating prevents condensation. Recommended for mountain biking, trail biking, running, climbing, skiing, and other outdoor sports (not recommended for driving). Panoramic shape with a wide lens surface for broad vision spectrum. Detachable shields block lateral rays from intense glare or allow superior ventilation when necessary. Lightweight, ergonomic Grilamid frame material for comfort and hold. 360deg adjustable temples-stem ends bend in every direction, easy to wear, provide good hold when worn with helmet, beanie, or alone. Grip Tech inserts at stem ends for comfort and hold-will not


The Julbo Trek Sunglasses with Spectron 4 Lenses are lightweight and sleek, but they still pack enough power to protect your eyes from off-snow glare while you're on glaciers. When you're back in lower elevations, pop out the removable wings and you're set for chill hikes and climbs. Proposition 65 Warning for California Consumers: This product contains chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm.


The Trek's mission is simple: to achieve optimum performance while moving fast in extreme environments by providing highly technical, yet lightweight eyewear. For those committed to the outdoors via mountaineering, climbing and trail running, the Trek is the perfect combination of technical mountaineering principles and lightweight performance ergonomics. Detachable shields block lateral rays from intense glare as well as offer superior ventilation when necessary. Julbo's Flex Nose design and 360deg adjustable temples provide optimum hold. It's available with either the Camel or Zebra lens for optimal visibility and protection against intense sunlight from desert to glacier conditions. Purely Julbo.


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