The relentless rd team over at muc off have made their nano tech bike cleaner that much better by creating a handy refill pouch it39s the same award winning cleaner but in concentrate form just one 500ml pouch will make two litre bottles of nano tech bike cleanerre using is even better for the environment than recycling and that39s what makes this bike cleaner concentrate so amazing each bike cleaner concentrate pouch uses 89 less packaging than the equivalent 2 bottles of 1 litre mu