Lumos Ultra Helmet Men's Clothing-Swim Free 5-year warranty on frame

Free 5-year warranty on frame

you\'re slow relative to the ground but very fast relative to the air and that’s what determines the resistance you experience (that’s exactly why you’re slow)

29% Elastane

quick release skewer

Up to 20 hours of battery life in demanding use cases

Lumos Ultra Helmet Men's Clothing-Swim Free 5-year warranty on frameLumos Ultra is our most popular bike helmet that comes with integrated LED lighting, turn signals, and smart features to keep you safe in one sleek package. Details: Size Length: 10. 83" (27. 5cm) Width: 8. 27" (21cm) Height: 6. 10" (15. 5cm) Weight 13. 05 oz. (370g) LED Configurations Front: 30 White LEDs Rear: 64 Red LEDs COB LEDs for a more uniform look Turn signal capable Automatic brake lights (optional upgrade) Battery Battery Life: 4 10 hours