Reddit reviews Basecamp Specialized Bike Helmet, Bicycle Helmet CPSC&CE Certified with Helmet Accessories-LED Light&Removable Visor&Portable Bag Cycling Helmet BC-DDTK Adjustable for Men/Women(Green)

SPECIAL MATERIALS IMPACT RESISTANCE: Mountain bike helmet with CPSC Safety Standard&CE Certified uses High-density, durable and tough PVC&PC, EPS foam. Integrated molding superior technology is helpful to decrease the impact forces and protect rider's head during crash.EXCELLENT TAILLIGHT AND BACK UP BATTERY: Bicycle helmet with LED back light in the shape of diamond, 3 lighting modes - steady, slow flashing and fast flashing help people behind you clearly recognized your direction. A button in the middle of the light makes you turn it on easily. And an extra back-up battery is included as bonus.DETACHABLE BRIM VISOR STYLISH DESIGN: Cycling helmet with special design of sun visor shield provides shade when biking, so that you can enjoy cycling even in hot days, and you can take the visor off when you don't want it.GOOD HEAD CIRCUMFERENCE ADJUST SYSTERM: The biking helmet goes with a standard size, equipped with the easy-use dial system and side straps make this cycle helmet adjustable to fit most cycling riders both men and women. Size: 57cm-62cm/22.44’’-24.41’’. Weight: 270g/0.59lbs.VENTILATION SUPER COMFORTABLE: 22 integrated flow vents help to keep cyclists cool. Meanwhile it is also helpful to increase the speed. The inner sponge lining can unpick to wash, comfortable and breathable. And an extra portable backpack is included in every package as bonus.