This gift-able styler is finished in tan, cushioned with soft fabric and secured by a magnetic clasp. Dyson Airwrap Pre-Styling dryer. Airwrap Barrels 40mm. Airwrap Barrels 30mm. Smooth, straighter style - The Dyson smoothing brushes use the Coanda effect to attract hair to the surface of the brush, propelling air along the hair strands, to mimic a stylist's blow-dry technique.