16-pack for the family - Mixpack toothbrushes for both children and adults - Excellent cleaning - Each brush head has different colored rings to minimize confusion. - Fits most electric toothbrushes on the market - Rounded Dupont Nylon Bristle bristles to protect against hard brushing. Package includes: 8 compatible toothbrush heads EB17-P (2pcs 4-pack) 8 compatible toothbrush heads EB-10A for children (2pcs 4-pack) ) So take the opportunity to stock up on toothbrush heads at a very affordable price. Supports the following models of electric toothbrushes: Professional Care: 500, 550, 1000, 3000, 2000, 600, 1000,3250, 5000, 6500, 7000, 7400, 7500, 7550, 7850, 7875, 8000, 8300, 8500, 8850, 8860, 8875, 8900, 8950, 3D Excel, Plak Control 3D Triumph: 5000, 9000, 9100, 9400, 9425, 9450, 9475, 9500, 9900, 9910, 9930, 9950 Trizon: 600,1000,3000,5000 Triumph: 5000 wireless SmartGuide, 4000, Triumph 5000 incl. Smart Guide Smart Series: 4000, 4750, 5000, SmartSeries 4000 , SmartSeries 5000 with SmartGuide, Vitality Precision Clean , Sensitive Clean , White Clean Advance Power: 400, 450, 450TX, 800, 8050, 950k, Control: 950k , Travel, Duo Interclean: IC2522, ID2021, ID2025, ID2025T Pro Health: Precision Clean, Dual Clean Vitality: Precision Clean, Dual Clean, Trizone, Sensitive, Floss Action , Pro white Pro-Health Precision Clean——PA