Julbo shakes the frame of MTB goggles by bringing to the market the first enduro goggle with drop-outs thanks to our new Switch Air system. Remove the drop-outs for the frame to climb with a 100% ventilated goggle & a lighter contact on the face. Put them back to benefit of a perfect protection while crushing the downhill. With its wide double lens & its perfect fit with any helmets our QUICKSHIFT MTB goggle is the new benchmark for aggressive mountain biking uphill or downhill no matter the weather. Find a trail shred it repeat. TECHNICAL FEATURES Anti-fog coating: The inner surface of the lens has an additional anti-fog coating. Cosy Soft Foam: Single density foam for comfort & a soft-touch layer for softer contact with skin. Cylindrical double lens Frameless construction Full silicone strap: Strap lined with a silicone strip for perfect grip. Overstrap: Offset strap for compatibility with all types of helmet. Polycarbonate lens Switch Air System: Thanks to two drop-outs on the bottom of the frame goggles fitted with the Switch Air system benefit from lighter contact on the face & total venting so they can still be worn even during intense effort. The drop-outs are quick & easy to reattach via Symmetrical adjustment: Two loops either side of the strap for symmetrical adjustment in the blink of an eye.