Lawsuit challenges Denvers flavored tobacco ban as vape shop owners claim major losses Denver ban on flavored nicotine products goes into effect with new year The decision to ban the sales of flavored tobacco in Denver has lasted for years. Here's why it was on the ballot: https: kdvr.com news local were flavored tobacco sales already banned heres why it was on the denver ballot Boulder moves to 21 year old age limit for tobacco use, softens on total flavor ban in fight against teen vaping Boulder Beat Flavored vapes, menthol cigarettes could soon be banned in Colorado Estes Park Trail Gazette Denver ban on flavored nicotine products goes into effect with new year