Muc off bike cleaner concentrate 1 litremuc off bike cleaner concentrate has arrived thats right the muc off relentless rd team have made the already brilliant nano tech bike cleaner that much better by creating a concentrate refill pouch its the same award winning cleaner just in concentrate formre using is even better for the environment than recycling and thats what makes bike cleaner concentrate so amazing each bike cleaner concentrate pouch uses 89 less packaging than the equi