Compatible for T501/T501C Toothbrush Head Full Effect Clean Caring Replace Teeth Heads 2/4 PCS(4pcs Black)

- These replacement toothbrush heads are available in 2pcs or 4pcs options, designed for full-effect clean and caring, specially compatible with T501 and T501C toothbrush models. - Dual quantity choices meet diverse needs, from travel use (2pcs) to daily backup (4pcs), matching regular replacement cycles. - They deliver full-effect cleaning while providing gentle care, fitting daily teeth maintenance habits. - Precision-molded to perfectly match T501/T501C models, enabling easy installation and stable performance during use. - Slim and lightweight, the heads are convenient to store and carry, suitable for daily and travel scenarios.