Expertwhite Teeth Whitening Gel Refills (6-gels). OUR STRONGEST GEL FOR THE QUICKEST TEETH WHITENING RESULTS: Fast Results – Whiten in just 15 minutes per session. Not for Sensitive Teeth Strongest – 44% Carbamide Peroxide for maximum whitening.
Expertwhite Teeth Whitening Gel Refills (6-gels). OUR STRONGEST GEL FOR THE QUICKEST TEETH WHITENING RESULTS: Fast Results – Whiten in just 15 minutes per session. Not for Sensitive Teeth Strongest – 44% Carbamide Peroxide for maximum whitening.