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Add to SafariWhen comparing Bio Ionic OnePass vs Paul Mitchell Protools Express, the Slant community recommends Paul Mitchell Protools Express for most people. In the question“What are the best ceramic hair straighteners? ” Paul Mitchell Protools Express is ranked 1st while Bio Ionic OnePass is ranked 3rd. The most important reason people chose Paul Mitchell Protools Express is:
The straighter works well on hair that many other straighteners would struggle with. Thick, curly hair can be straightened extremely well and go a couple of days without needing a touch up.
Question Ranking
Pros
Pro Makes hair shiny
It makes hair look very shiny and healthy after being straightened, rather than the dry and wispy appearance that some straighteners leave.
Pro Long cord
Thanks to the long cord, you don't have to stand right beside the outlet while you straighten your hair.
Pro Heats up and cools down quickly
You don't have to wait long at all for it to heat up, and you can put it away very quickly as it cools down fast.
Pro Works great on thick and curly hair
The straighter works well on hair that many other straighteners would struggle with. Thick, curly hair can be straightened extremely well and go a couple of days without needing a touch up.
Pro Customizable auto shutoff
You can set an automatic shutoff time so you know it won't be left on if you forget to turn it off.
Pro Hair pulls through smoothly
It doesn't tug or snag your hair at all.
Cons
Con Not well made
Some people have found that this straightener malfunctions not long after purchase. Either with parts (like the silicone strips) falling off, or it simply stops working.
Con Tends to last for under a year
Lots of Amazon reviews stating that it stopped turning on less than a year after purchase.
Con Gap between plates
A common malfunction of the product is a gap between the two plates, getting larger towards the handle. Because it can't squeeze closed on your hair, it might not straighten properly.
