Adult Bike Helmet,iWUNTONG Bicycle Helmet with Removable Sun Visor/Reflective Stripe Adjustable Lightweight Mountain Bike Helmet Specialized Cycle Helmet for Mens Womens Safety Protection

Head Circumference Size Adjustable Function: The bike helmet comes with a standard size, equipped with the easy-use dial system and side straps make this nutcase helmet adjustable to different head size(21.65”-24.80”/55-63cm) and suitable for both men and women.
Impact Resistance:This mountain bike helmet made of tough and durable PVC&PC, EPS foam which help absorb the impact and protect the head during crash.
Detachable sun visor:iWUNTONG bicycle helmet is essential to all-mountain biking lovers. This reinforced sun visor is designed perfectly to match this bike helmet for you,easy to be removed in seconds, allowing you free to choose between roads-style and mountains-style.
Super cool and light weight:The cycling helmet is special designed with 18 vents,allow air go through the biking helmet which help increase the speed and keep stay cool,super lightweight (0.56lb/275g),less pressure on the neck and head when you wear the bike helmet on.
Removable Inner Pads and comfortable: Biking helmet produced with removable high-performance inner pads design to make it more comfortable when your cycling, more easy to take it off to clean the bike helmet.