TORINO PRO #420 - The Firmest of all the Medium Oval Palms, the TP420 is a True Texture Medium! This is the ULTIMATE Workhorse, Great for ALL Stages of Waving, From Fresh Cut to the Wolfing Stage. Great to Vertical Brush (Vertical Brushing Will Greatly Improve Your Connections). Unlike Our Competitors, I Use 100% Boar in my Mediums; NO NYLON BRISTLES EVER! Not for Long Hair.