Compatible for X3 X5 X3U X1 V1 V2 Head Bristle Replacement Nozzles with Anti-dust Cap Toothbrush Heads(3Pink 4Black)

- Functions as Toothbrush Replacement Nozzles (Head Bristle) with Anti-dust Cap, specifically designed to be compatible for X3, X5, X3U, X1, V1, V2 toothbrush models. - Features anti-dust cap design, tailored to protect the bristle and nozzle when not in use, keeping the replacement parts clean during storage. - Aligns with the specifications of X3/X5/X3U/X1/V1/V2 toothbrushes, ensuring precise fit with the corresponding handles to avoid loose connection during use. - Matches head bristle structure, adapting to the basic cleaning needs of X3/X5/X3U/X1/V1/V2 toothbrushes, maintaining consistent usability with the original parts. - Meets practical toothbrush replacement needs, combining compatibility for X3/X5/X3U/X1/V1/V2 models, anti-dust cap protection and reliable bristle nozzle design for daily use.