Specifications: This bike chain cover is waterproof, wear-resistant and sturdy, so you can use it for a long time.Your crankset and chain can be protected from water, scratch and sand with this bike chain cover and you don't need to worry about spilling oil on your pants when you are riding.It is constructed of plastic material.The length of this bike chain cover is 9.85cm, width is 11.295cm and thick is 3.2cm.This bike chain cover is universal, which is suiable for most types of bikes.Size Details: Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.Package Includes: 1 x Bike Chain Cover