What it Does Apply Step 2 - Activator after the Pro Base and Dip Powder have been applied to the nail. This gel activates the Dip Powder to harden it and it gives it a beautiful shine. How to Use 1. Shake up powder jar to fluff up powder 2. Apply ProBase 3. Dip into powder 4. Apply Activator 5. File nails and dust off excess dip powder 6. Apply Activator and wait 1 minute 7. Apply the first coat of Finish Gel with 2-3 quick brush strokes from base to tip 8. Apply the second layer of Finish Gel Ingredients: Ethyl Acetate, Dimethyl-P-Toluidine