【Recommended by JCF (Japan Cycling Federation)】 Functions & Technology ● Easy-to-use dial adjuster Large-diameter dial adjuster for easy head adjustment. Adjustable in 3 stages vertically. ● Large reflectors for peace of mind at night Large reflectors on the rear, left, and right sides reflect car lights at night, alerting drivers to your presence. A separately sold visor can be attached to block rain and sunlight, and to change the styling. Adopts a shape that makes it easy to attach a silicone strap type tail light. ⭐️Thank you for viewing. 　Instant purchase OK 　Price reduction possible