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Chalkalon
Cycle Helmet Adult - Adjustable Bicycle Bike Helmet, Mountain Bike Helmet, Lightweight Breathable Helmet With 18 Ventilation Hole & LED Back Light For Men Women Suitable For Head Circumference 54-58cm
Chalkalon Mountain Bike Helmets
Adjustable Size Function: The adult bike helmet with dual fit adjustable design. There is a adjusting knob at the back of the bike helmet, helping to adjust the head circumference with the adjustable size of about 54-58cm/58-61cm. , Ventilation 18 Vents: The bike helmet come with special aerodynamic design and 18 breathable vents to effectively reduce air resistance and reduce sweating. The bike helmet only is about 250g, which will not cause any burden to the rider's head during cycling. , Safety Protection: The high-density imported PC case with superior technology will surely improve safe performance. The bicycle helmet comes with durable hard shell, which soft pad can absorb the pressure caused by external impact. Adult wear bike helmet will feel safer and more comfortable that will protect your head in all directions. , LED Back Light: The 3 modes safety red back light includes steady, slow flashing and fast flashing. Warning the cars or help other riders behind you clearly recognized y
