Cosmo's beauty director tested the new Dyson Airwrap Coanda 2x ahead of its launch—here she compares it to the older versions and shares whether it's worth $700.

These include the Dyson Airwrap Multi-Styler and Dryer for Straight + Wavy hair and Curly + Coily hair for $500, down from $600, and the Dyson Supersonic Nural Hair Dryer for $400, down from $500.

As Amazon Prime Day returns, we've rounded up a list of the best brands to look out for when deals land on 8 July.