Comparative Acceptability of Tobacco and Menthol Flavored E-cigarettes

Inclusion Criteria: * typically smoking menthol cigarettes * Non-Hispanic African American or white/Caucasian, * ≥21 years old, smoke 5-30 cigarettes per day, * daily cigarette smoker * smoked at current rate for at least 6 months * interested in trying e-cigarettes * not interested in or unable/unwilling to quit cigarette smoking * willing to complete one in-person study visits Exclusion Criteria: * Interested in quitting cigarettes in the next 30 days * use of smoking cessation pharmacotherapy in the past 30 days * use of non-cigarette tobacco products in the past 30 days * use of e-cigarettes \>5x in lifetime * use of e-cigarettes ≥4 of the past 30 days * weight \< 110 lbs * uncontrolled hypertension (systolic BP ≥ 180 or diastolic BP ≥ 105) * pregnant, plans to become pregnant, or breastfeeding * live \>10 miles from study site (Fairway CRU) * current enrollment is a research study or program that aims to alter tobacco use