Facial-Flex Official Website: No. 1 Facial Exercise Device - SPECIAL SALE, TRIM. TONE. TIGHTEN. 8 Weeks. 4 Minutes a Day. 100% Satisfaction Guaranteed. Reveal the younger you in just 8 weeks. In an 8 week study using Facial–Flex® just 4 minutes a day, RESULTS in both cosmetic and therapeutic arenas have been PROVEN. Face, Chin and Neck Muscles.