CRC So Easy Tyre Cleaner cleans, protects and shines tyres in one easy step, leaving a rich satin finish. Simply apply CRC So Easy Tyre Cleaner directly onto tyres. Unlike other car tyre cleaners, no rinsing, wiping or rubbing is required. The non-acid formula quickly penetrates into the rubber, lifting and releasing dirt and road grime. The protective layer prevents surface cracking and discolouration.