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Manufacturer's Description

Visit Julbo's Bivouak page.

Retailers' Descriptions

Here's what other sites are saying:

Outdoor sports have met their match with Julbo's Bivouak Sunglasses. Wide coverage with light-changing photochromic lenses, and magnetic side shields offer solar protection for any condition. This product will be shipped directly from Julbo and will leave their warehouse in 2-3 business days. Eligible for UPS ground shipping only. . NXT photochromic lenses with 5-20% VLT (Visible Light Transmission) get darker or lighter in response to light intensity and regardless of temperature. Camel anti-fog lenses for bright sun conditions in mountain, desert, and snowy terrain (NOT recommended for driving). Wide lenses offer optimal coverage; magnetic shields increase protection against enhanced light reflection; easily removed for regular use. Polarizing lenses eliminate snow glare, ensuring purity of vision. 100% protection against UVA/B/C rays. Brown lens color accentuates relief. Ultralight, unbreakable NXT lenses offer high-definition vision, superior optical quality, optimum transparency, and resistance to solvents. Exceptional anti-fog coating prevents condensation and guarantees maximum longevity. 360deg adjustable temples-stem ends bend in every direction, easy to wear, provide good hold when worn with helmet, beanie, or alone. Lightweight, ergonomic Grilamid frame material for comfort and hold. Grip tech temples dont stick to hair-provide perfect hold and comfort. Ventilation: lens shape and mounting structure allows for natural front airflow.


The Julbo Bivouak Sunglasses (w/ Camel Antifog Lenses) is the world's first sunglasses with magnetic protective shields. The magnetic side shields can be added to increase protection against enhanced light reflection on snow and water or remove them for regular use. The Bivouak features a photochromic and polarizing Camel lens. This offers evolving protection, darkens and lightens according to the intensity of the light, provides anti-dazzle protection and high definition vision. The anti-fog coating is ideal for active sports.

- Altrec Outdoors

Description Of Julbo Bivouak SunglassesThe Julbo Bivouak Sunglasses bask in the rays reached by those who venture beyond the boundaries, in places where elements like snow, become blinding in the sunlight. The versatile Julbo Bivouak pioneers the advantages of magnetic protective shields by increasing peripheral protection remove the magnetic shields and enjoy the Bivouaks wide anti-reflective Spectron 4 lenses in a more pedestrian setting through aesthetics that define and inspire athleticism. FeaturesWide lenses offer optimal coverage.The magnetic side shields are easy to handle, fast to adapt and very durable.Front venting Natural front air flow thanks to the lens shape or mounting structureGrip tech Inserts at stem ends for comfort and hold, does not stick to hair360 Adjustable temples Stem ends bend in every direction, easy to wear and good hold when worn with helmet, beanie or simply aloneMagnetic Wings Coverage, integration and optimum ease of use with magnetic properties, added protection is instant.Total Coverage Maximum protection in extreme conditions against harsh sunlightLens SPECTRON 4Light but with excellent shock resistance, this versatile lens is suitable for all types of sportsactivities.Anti-reflective coating improves visual comfort by eliminating stray reflections.Flash finish improves visible light filtering with mirror effect lenses. It reflects the rays of light and increasesthe filter effect. It eliminates the radiation reflected by the outer mirrored surface of the lens.

- US Outdoor Store

The Julbo Bivouak with photochromic lenses prove that one pair of sunglasses really can do it all! Wear them in low to extreme light, on the glacier and on the trail for protection in any condition.