【Applicable To Most People】The size range of the Adult Bike Helmets For Women hat is 56 60cm, it can be automatically stretched and adjusted according to the shape of the head, suitable for most people. 【Reusable Material】Because Cycling Hats For Men Under Helmets are made of ABS+polyester cotton+EVA, not easy to deform and damage, very durable and reusable, so you can buy with confidence. 【Multiple Vents】We designed with multiple vents so that the air inside the hat can circulate while riding. Ultralight Baseball caps bump caps For Adults won't weigh you down while riding. 【Conveniently Carry】We carefully designed these small and portable Scooter Helmets Hat so that you can put them in your backpack when you go on a trip, they will not take up your space, and you can use them at any time. 【Multiple Used】This Bicycle Helmets Sun Hat has a wide range of applications, when you are outdoors, running, selfie, hiking, climbing, camping, fishing, baseball games, and other outdoor activities.