Paul Mitchell Express Ion Small Round Brush Hempz Sodium Thiosulfate: A mild chelating

Sodium Thiosulfate: A mild chelating agent to remove chlorine

from tangled tresses to frazzled frizze

Straighten

A firm hold formulation provides ultimate control

Skin tone appears evened and redness is diminished

Paul Mitchell Express Ion Small Round Brush Hempz Sodium Thiosulfate: A mild chelatingPaul Mitchell Pro Tools Express Ion Round Brush Small Basics: Helps minimize flyaways and creates a sleek, frizz free finish. Benefits: Aluminum barrel heats up during blow drying to help shape your style. Bonus: Speeds up drying time. Details: Express Ion Complex molded into the bristles and barrel helps hair dry faster and controls frizz.