Muc-Off Bike Protect Detailer Spray: 500ml Aerosol. Bike Protect is liquid bicycle protection. Preserve and freshen your bike with Bike Protects water dispersing action. Its a perfect all over after-wash corrosion inhibitor due to its extremely high oil content. It drives out moisture and leaves a sparkling non-sticky protective layer on your frame drive chain metal parts and paintwork. Bike Protect doesnt just disperse water after youve given your bike a good clean. It also prevents dirt adhesion between washes and reduces future maintenance time as well as helping reduce friction wear and energy consumption.