Basecamp Bicycle Helmet With Magnetic Goggles And Rear Light For Cycling ?High Safety Protection?Basecamp bike helmet meets US cycling standard. With superior in-molding technology, bicycle helmet made of high-density PC shell and EPS foam is helpful to absorb and decrease the pressure caused by external impact forces, and protect your head in all directions during crash. Adults wear our bike helmet will feel Safer and more comfortable. ?Bike Helmet with Bright Rear Light?Mountain bike helmet rare light with 3 lighting modes - steady, slow flashing and fast flashing, keeps you safe and shine in night cycling. It will warn the cars and help riders behind you clearly recognize your direction, providing the highest and best possible protection and visibility on the city streets. An extra spare battery is also included. ?Bicycle Helmet with Detachable Magnetic Visor?Bike helmet visor with with 3 strong magnets, can be used as a sunglasses, not only protect your eyes against wind and sand, but also block the strong sunlight, UV400 protection. It won?t interfere with wearing your own glasses. Bike helmet men women meets your 3 wearing needs-goggles up, goggles down and no goggles, fit for mountain bike and road bike cycling. ?Cycling Helmet Adjustable for Men Women?Adult bike Helmet with upgraded 3-way adjustable system, up and down adjustment function, 360 adjusting knob and adjustable side straps can be adjusted the height and circumference, making our cycling helmet fit different head size perfectly 22.44??-24.41??(57-62cm) and meeting the needs of most men and women. ?Super Comfortable Convenient?Road bike helmet special aerodynamic design and 28 breathable vents, effectively reduce air resistance and reduce sweating. Super light-weighted bike helmet only 270g (0.60 lb) won?t make you feel too heavy when you wear it. Soft inner pads, chin straps and pads ensure a more comfortable user experience.(An extra Backpack is included to store bike helmet and bring you a more convenient riding experience)