Giro W Fixture MIPS II Bike Helmet tubeless How is the Alien 1

How is the Alien 1

And with a closure-less design and perforated palm

Compatible with all 10- and 9-speed Shimano hubs except for 13-16-tooth first position cog cassettes which are not compatible with DA FH-7800 hubs or WH-7800 wheels

stable ride quality throughout rougher and smoother terrain

Giro W Fixture MIPS II Bike Helmet tubeless How is the Alien 1The Giro W Fixutre MIPS II is the #1 selling helmet for a reason. It begins with combining value, performance and a classic design with attention to the details that matter. Whether your out on singletrack trails, gravel roads or cruising the urban bike paths, the simple and durable Roc Loc Sport fit system provides exceptional comfort and security along with quick dry padding and ample ventilation to keep your head cool on the hottest of days.