New version Avanti Ultra CROC flat iron with Higher Temperature to 450°F. This top Croc hair straightener for the ultimate styling performance. Combining nano-titanium, nano-ceramic, nano-silver and built-in ion generator, top-of-the-line nano-silver and nano-titanium plates creates a variety of hair styles in seconds. Can be used on damp, or towel-dried hair. For the ultimate performance. Note: When iron is power on, slight buzzing sound will be noticed. It is normal sound from electric current and won't affect iron's normal performance.