Electric Toothbrush Head Refills - 2 Pack - A 2-Pack of Brush Head Refills featuring ultra-fine tapered bristles to pair with your Moon Oral Beauty Electric ToothbrushBenefitsPairs with Moon Electric ToothbrushBristles last 4x longer than natural toothbrush bristlesTapered, ultra-fine bristles that reach deeper for a better clean and whiter teeth2-Pack interchangeable brush head refillOne with black bristles and one with white bristlesFormulated WithoutParabensArtificial FlavorsSLS/SLESIncludes2 Interchangeable brush heads (white and black) featuring cutting-edge, ultra-strong bristles with a superfine feel. - Electric Toothbrush Head Refills - 2 Pack