ROCKBROS Hidden Bike Bell Clear Loud Sound 22.2/25.4/31.8mm Bars 100DB Bike Horn Short Sleeved Jerseys with flatlock seams that prevent

with flatlock seams that prevent chafing during endurance rides

Integration of outdoor functional aesthetics and cycling pragmatism

prevents scratches

Dual Liners Included: Comes with a silver ion antibacterial liner plus a regular liner for easy swapping

the electric pump can automatically pump the air out when it happened

ROCKBROS Hidden Bike Bell Clear Loud Sound 22.2/25.4/31.8mm Bars 100DB Bike Horn Short Sleeved Jerseys with flatlock seams that preventCLEAR AND LOND SOUND Small size, big energy. The sound of bike bell is clear and loud. The highest decibel reaches 100db. Even on a noisy road, can warn passing vehicles and people QUICK INSTALLATIONOur bike bells for adults fit standard bicycle handlebar sizes of 22. 2 mm 25. 4 mm 31. 8 mm. Wide application and easy to install. Only one screw can finish installation and the tool is provided in the package LONG LASTING & STURDYOur bicycle bell was