The Bicycle chain cover is a light in weight cover, made to provide ample ventilation. This is used to cover the chain of bicycles. This ensures acceptable protection from cuts and scrapes. It allows for supreme impact protection. Offered is an enclosure used by all utility bicycles. Bicycle chain cover, offered by Yoshi J Enterprise Co., Ltd is made to protect the cyclist from trapped or soiled in the rings of chain. This is so needed for the advanced protection of cycle rider.