The muc off chain cleaner rapidly removes heavy chain grime quickly and safely and is also bio degradable it breaks down oil grease and grim leaving the chain containment free muc off chain cleaner features rapidly removes dirt oil and grime safe on all chain types water soluble formula for easy rinsing cuts through grease to reduce friction eliminates chain contaminants safely 100 biodegradable compatible with muc off bio chain doc ideal for road mtb and cyclocross m