The trevor sorbie keratin argan 230c salon straightener features keratin and argan ceramic floating plates to create a smooth frizz free finish as well as variable temperature settings which make it suitable for all hair types including extensions with an automatic shut off function to prevent overheating the straightener heats up in 15 seconds for quick and efficient styling lm features trevor sorbie keratin argan 230c salon straightener temperature settings from 80c to 2