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Although direct C\u2212H trifluoromethylation has been achieved on Csp<jats:sup>2<\/jats:sup>\u2212H bonds, direct conversion of Csp<jats:sup>3<\/jats:sup>\u2212H bonds to Csp<jats:sup>3<\/jats:sup>\u2212CF<jats:sub>3<\/jats:sub> remains challenging. We report herein an efficient protocol for the selective trifluoromethylation of benzylic C\u2212H bonds. This process is mediated by a combination Cu<jats:sup>III<\/jats:sup>\u2212CF<jats:sub>3<\/jats:sub> species and persulfate salts. A wide range of methylarenes can be selectively trifluoromethylated at the benzylic positions. 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