Stylish and highly protective, the Boll Ascender with SOLACE4 lenses is a reliable choice for high-altitude adventures.Boll says:Elegant and refined, the ASCENDER is a mix between performance and fashion style. With its flat panto shape and removable side shield, this base 6 model is as comfortable on the summit as it is in the city. Comfort, fit, and stability are ensured thanks to the Thermogrip rubber on temple tips and on its adjustable 3-position nose piece. Removable side shields guarantee maximum light protection. The ASCENDER leaves nothing to chance with its snap hinge, a hole for a cord included with the frame and its rubber front clip. Available with Phantom, the best photochromic lens in the market and Solace4, Bolls new mineral lens for the mountains.What is SOLACE4? SOLACE4 is our performance mineral lens for ultimate protection and best optical clarity in intense luminosity. The brown base neutralizes blue light at high altitudes and the strong silver mirror reflects even more light.Our VerdictThe Boll Ascender Sunglasses with SOLACE4 Brown Gun Lens blend style and performanceWith a Category 4 lens, these sunglasses are designed to tackle intense luminosity, reducing glare and providing outstanding clarity in the brightest conditions. The brown base tint of the SOLACE4 lens effectively neutralises blue light at high altitudes, while the silver mirror finish reflects additional light, making it an ideal choice for alpine environments.Built with Bolls Thermogrip technology, the Ascender provides a secure fit even in wet conditions, with grippy inserts on the temples and an adjustable three-position nose piece. Weighing 45 grams, theyre comfortable for all-day wear, and the frame is constructed from 45% bio-based nylon, reinforcing Bolls commitment to eco-friendly design. The removable side shields enhance light protection.- Reviewed by Ultralight Outdoor GearFeaturesThermogrip Technology: Our Thermogrip thermoplastic rubber is specifically engineered to get grippier when in contact with water and sweat. Inserted at strategic touch points of our frames such as the temples or the nosepiece, it ensures a perfect fit no matter the intensity of your activity.Eco Design: At Boll, we don’t claim we are going to save the planet, but we do strive to reduce our impact. From SS23 onwards, all our new models are eco-designed with more than 20% recycled or bio-based materials (percentage in weight). For instance, we use renewable castor oil for our frames and our Thermogrip rubber. Our Volt and SLF photochromic lenses are made from 60% bio-based PC, an our SLF lenses are 60% recycled.Removable Sideshields: For high-altitude adventures, our mountain frames come with side-shields for the ultimate solar protection.SpecificationsWeight: 45gFit: MediumLens name: SOLACE4 Brown GunLens category: Cat. 4Base tint: Brown% Visible light trans: 5.5%Performance mineral lens for ultimate protection and best optical clarity in intense luminosity. The brown base neutralizes blue light at high altitudes and the strong silver mirror reflects even more light.Material & Construction45% Bio-Based NylonHelp & advice:Choosing SunglassesChoosing Sunglasses – UV, LVT and Lens Categories explained

Stylish and highly protective, the Boll Ascender with SOLACE4 lenses is a reliable choice for high-altitude adventures.Boll says:Elegant and refined, the ASCENDER is a mix between performance and