VENUS WHITE Ultra 7 Upper and 7 Lower Pre-filled Trays, 11.2%. Once-a-day whitening treatment for up to seven days. Each disposable tray is pre-filled with mint-flavored, 11.2% or 15% hydrogen peroxide gel. No chair time or multiple visits required. Thin trays designed to mold securely around each tooth for maximum comfort. Upper and lower trays sized differently for best fit. May be prescribed as a follow-up treatment to Venus White Max, in-office whitening.