Instyler Rotating Iron Review - Version 1.0 The Instyler rotating iron is the next advance in hair care technology. The Instyler offers unparalleled convenience and multi-functional hair styling possibilities. Through the Instyler rotating iron a person can complete straightening & curling functions without subjecting their hair to the extensive heat commonly handed out via traditional irons. The ability to perform various hair care jobs by means of a single curling iron whilst safeguarding the hair from extreme & damaging high temperature is a definite benefit that accompanies the Instyler iron.