Oral-B Dual Clean refills (3 count), EB417-3... Oral-B Dual Clean replacement electric toothbrush head features two moving brush heads in one, so it provides twice the cleaning action, removing more plaque than a regular manual brush. Provides twice the cleaning action; Delivers thorough cleaning, freshening, and gum care--all in one brush head; Penetrates hard-to-reach areas. The Oral-B Dual Clean brush head fits the following rechargeable electric toothbrush models: Oral-B ProfessionalCare SmartSeries 5000 with SmartGuide, Oral-B ProfessionalCare SmartSeries 4000, Oral-B ProfessionalCare 3000, Oral-B ProfessionalCare 1000, Oral-B Vitality Precision Clean, Oral-B Vitality Dual Clean, Oral-B Pro-Health Preicison Clean, Oral-B Pro-Health Dual Clean.