carbon motorcycle half helmet THETEN Matte Fiber Helmet, German Style Open Face Motorcyc Quick Release Chin Strap Easily Get It On and Off Premium Venting Reduces Heat at The Top of The Head Advanced and Lightweight Durable Carbon Fiber Shell Standard Features Harley-Davidson® "Wild Force" Carbon Fiber

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Pima Street Bicycle's Tour de Tucson Ride Ready Tune-up covers every essential system to make sure your bike performs at its best: Safety inspection (frame, wheels, brakes, drivetrain): We look over every major part of your bike to catch potential issues before they cause trouble on the road

Product details: - 5-star safety rating from Virginia Tech with lighter and cooler WaveCel technology - Removable 3/4 side coverage and extra deep rear coverage - Front vents and channel system with 10% larger cells for more airflow and efficient cooling - Excellent fit and comfort via BOA fit system, lay-flat camlock strap, and Fidlock strap buckle - Goggle optimized three-position visor features magnetic breakaway and integrated sunglass storage - Removable Blendr magnetic mount system easily integrates a GoPro camera or Trek lights - Crash Replacement Guarantee provides a free replacement in the event of a crash within the first year of ownership - Complies with U.S

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Different bike helmet brands may use different ranges for their sizing (Small, Medium, Large, and so on)