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The Lumos Matrix is the ideal urban bike helmet for a smarter, safer day trip | TechCrunch
Stylish Commuter Helmets - We Love Cycling Magazine
Amazon.com : Lumos Matrix Smart Bike Helmet | Animated LED Display | Front and Back Turn Signals| Skateboard, Scooter, Road Bicycle Helmet for Adults: Men, Women (with MIPS) : Sports & Outdoors