The Oclean P1C9 replacement brush heads are designed for those who want to maintain a bright smile using the W2 Optimal White head type. This pack includes two silver-colored heads featuring medium-stiffness bristles, which provide a balanced cleaning experience that is effective yet gentle on the gums. These attachments are compatible with a wide range of handles, including the Oclean X, X PRO, Z1, F1, One, Air 2, and SE. When paired with a compatible base, you can take advantage of high-frequency movements, such as 31,000 oscillations and 48,000 pulsations per minute, to ensure a thorough clean during your daily routine.