Measured around the head just above the ears

take your time and use plenty of talcum powder you should be sweet though

specifically designed by mountain bikers for off road use

Single clamp interfaces better to eliminate play

How does it mount to the bike: The Mac-Ride Extra Wide eBike Adapter suits a wide range of e-bikes but it's VERY IMPORTANT you check the information below before purchasing it

Leatt MTB Trail 1.0 Shell Shorts - S-30 - Rust eBay Measured around the head justLightweight trail shorts with 4 way stretch material, a new improved fit, and plenty of pockets to stash your small items in. Features: New improved fit. New pockets: Two hip, one thigh and one cargo. Durable 4 way stretch material for great comfort. Dirt, water and stain resistant fabric coating for durability. Laser cut ventilation. Multi row reinforced stitching. Soft touch waist lining. Seamless seat panel YKK Japan. Top Quality Zippers