{"product_id":"bircen-sunglasses-for-baseball-running-cycling-polarized","title":"BIRCEN polarized sport sunglasses for running, C-transparent Dark Grey Frame Orange Lens, wraparound TR90 ultralight 28 g","description":"\u003cp\u003e\u003cstrong\u003eBIRCEN Polarized Sport Sunglasses are lightweight, wraparound performance shades with UV400 polarized lenses and a flexible TR90 frame built for running, cycling and baseball.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThese sport sunglasses combine glare-cutting polarized optics, anti-fog ventilation and an ultralight construction to stay comfortable during high-movement activities. Designed for athletes and active commuters, the glasses balance stability and breathability so you can focus on pace, line choice or that next play without constant adjustments.\u003c\/p\u003e\n\n\u003ch3\u003eHow do these sunglasses reduce glare and protect my eyes?\u003c\/h3\u003e\n\u003cp\u003eThe lenses use polarized filtration plus UV400 protection to minimize reflected glare from pavement, water and vehicle surfaces while blocking the majority of dangerous UVA\/UVB rays. Colors remain natural so you can judge terrain, track balls and read signs without distortion.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePolarized lenses cut reflected glare for clearer contrast.\u003c\/li\u003e\n  \u003cli\u003eUV400 rating blocks up to 99% of UVA\/UVB exposure.\u003c\/li\u003e\n  \u003cli\u003eBalanced tint preserves color fidelity for quick visual decisions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill these stay on during runs, sprints and fast bike descents?\u003c\/h3\u003e\n\u003cp\u003eYes — the TR90 frame is both flexible and resilient, offering a secure, low-pressure fit that resists slipping during vigorous movement. At only 28 grams, the glasses reduce bounce and nose fatigue so you spend less time readjusting and more time training or racing.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eUltralight 28 g frame reduces bounce and distraction.\u003c\/li\u003e\n  \u003cli\u003eNon-slip nose and temple design improves on-the-move stability.\u003c\/li\u003e\n  \u003cli\u003eFlexible TR90 material tolerates impacts and repeated bends.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do these lenses handle fog, wind and changing conditions?\u003c\/h3\u003e\n\u003cp\u003eThe wraparound silhouette and built-in ventilation channels promote airflow behind the lenses to limit fog buildup in variable temperatures and exertion levels. The wider field of view also shields eyes from wind and stray debris while maintaining situational awareness.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eVent channels increase airflow to reduce fogging.\u003c\/li\u003e\n  \u003cli\u003eWraparound shape blocks wind and dust from peripheral angles.\u003c\/li\u003e\n  \u003cli\u003eConsistent clarity across sudden light or temperature shifts.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCan I use these for multiple sports and daily wear?\u003c\/h3\u003e\n\u003cp\u003eAbsolutely — these sunglasses are intended as a do-it-all option for cycling, running, baseball and general outdoor activities, reducing the need for multiple specialist pairs. They come in several colorways and include practical accessories so you can switch between training, competition and everyday use easily.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eVersatile design suits cycling, running, baseball and hiking.\u003c\/li\u003e\n  \u003cli\u003eMultiple color options to match gear and style preferences.\u003c\/li\u003e\n  \u003cli\u003eCompact, durable frame fits easily into a case or pocket.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? These BIRCEN sport sunglasses are tailored for active people who want dependable eye protection without bulk: runners who dislike bouncing frames, cyclists who need glare reduction on bright roads, baseball players wanting clear tracking of the ball, and outdoor commuters seeking all-day comfort. If you value lightweight stability, polarized clarity and breathable design in one affordable pair, these glasses are a practical everyday performance choice.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Are these sunglasses fully polarized?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The lenses are polarized and UV400-rated to cut reflected glare and block most UVA\/UVB rays.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will they fog during intense exercise?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Ventilation channels and a wraparound design reduce fogging, though extreme temperature shifts may still cause brief fog.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"BIRCEN","offers":[{"title":"Default Title","offer_id":48020242006177,"sku":"B0GF7FZW9S","price":71.81,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0758\/6532\/5729\/files\/bircen-front-packaging-view.jpg?v=1791293419","url":"https:\/\/canadiansporting.ca\/products\/bircen-sunglasses-for-baseball-running-cycling-polarized","provider":"Canadian Sporting","version":"1.0","type":"link"}