Foaming White System (a Dual-Foam Non Peroxide Teeth Whitening System) Your complete set will include the two-part oxygen infused system, consisting of: CLEANING FOAM (Step 1) WHITENING FOAM (Step 2) Deep Penetrating Foam Virtually No Sensitivity! Apply N' Go Using any Toothbrush! No Sticky Strips or Trays! Results in as little as 7 Days! CLINICALLY PROVEN! Usage Directions: Apply a small amount of Foaming White Step 1: Cleaning Foam to toothbrush and brush normally as needed. Repeat with Foaming White Step 2: Whitening Foam. Use as often as needed. Results seen in as little as 7 days.