Step 1 - Shake pouch to activate formula. Step 2 - Fill a 1 litre Muc-Off Bike Cleaner bottle with 750ml of water before adding 250ml of Bike Cleaner Concentrate (see pouch indicator for accurate measuring). Step 3 - Shake bottle vigorously to mix the water and Bike Cleaner Concentrate. Step 4 - Rinse bike thoroughly then apply Bike Cleaner Concentrate. Step 5 - Leave for 3-5 minutes, and agitate any stubborn grime with a brush or sponge. Step 6 - Rinse bike with fresh, clean water.