SmileDirectClub Investor Presentation Deck

2 Trusted brand among customers & professionals 75% of customers consult with a dental professional when considering their options for teeth straightening... Of those who consulted with a dental professional, 69% indicated positive experience with Smile DirectClub SmileDirectClub (Previous treatment) Please describe whether you consulted with a dental professional and whether they were positive, negative or neutral on the treatment option¹ 64% smile 61% CLUB 69% 69% 22% Q12021 28% Dental professional Dental professional was positive was neutral 25% Q2 2021 23% Q3 2021 14% 11% 6% 7% Dental professional was negative Q4 2021 Source: U.S. brand tracker (general population): Q4 2021. 1) 446 responses. 2) 568 responses. Invisalign (Previous treatment) Was the dental professional positive, negative or neutral on the treatment options? ² 65% 73% 71% 73% Dental professional was positive 30% 19% Q12021 Q2 2021 21% 22% Dental professional was neutral Q3 2021 5% 8% 8% 6% Dental professional was negative Q4 2021 12

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