展开White bicycle helmet with red, white and blue stripes reminiscent of the French flag. Vintage spirit of the Californian bikers of the 50s and 60s. Details: >bull; Magnetic closure buckle to avoid pinching; >bull; Discreet integrated visor; >bull; Vegan leather straps to stay comfortable and sweat-free; >bull; Adjustment wheel for optimal fit; >bull; 7 vents and 3 cooling channels to stay cool. Thousand helmets are available in 3 sizes. To make sure you don't make a mistake, measure your head circumference with a tape measure. >bull; Small: 54-57 cm >bull; Medium: 57-59 cm >bull; Large: 59-62 cm Thousand helmets combine safety with elegance, perfect to accompany you. They also allow you to attach your helmet to your bike and leave it safely. Indeed, there is a secret poplock passage behind the brand logo for your anti-theft device.