IO Ultimate Clean White 4ks by Oral-B is the ideal solution for impeccable oral hygiene. These replacement brush heads, designed with advanced bristles, effectively remove plaque and surface stains, ensuring a whiter and brighter smile. Compatible with Oral-B models, they provide una deep and gentle cleaning, protecting enamel and gums. Thanks to their prolonged durability and ergonomic design, they ensure comfort and professional results every day. Perfect for those who desire superior oral hygiene with ease.