Shop the TYMO Hair Straightener Brush that's on sale ahead of the Amazon Big Spring Sale. More than 10,000 shoppers purchased it in the past month, complete with rave reviews.

The Wavytalk Thermal Brush goes up to 420°F, with the brand recommending setting to 300°F/330°F for thin or damaged hair, 360°F for normal hair, and 390°F/420°F for thick or coarse hair.