The best replacement for straighteners is chi.

The best alternatives to straighteners are rated as following:
★★★★★  chi
★★★  ceramic
★★★  curlers
★★★  ghd
★★★  flat irons
★★  hair relaxers
★★  relaxers
★  curling tongs
  metal straighteners

Your alternative for straighteners is not listed? Suggest!
Speaking about straighteners, one probably shouldn't forget about curling.

Other search terms related to straighteners and their ratings are:
★★★★★ curling
★★★ damaging hair
You have in mind a companion for straighteners and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of straighteners in all years. Click on graph for more.
straighteners
chi
ceramic