Tailor-made brush heads for your kids with smaller sizes, can effectively clean the hard-to-reach areas, providing extra delicate care for your gums and teeth. DuPont™ Bristles - The Delicate Care brush heads with DuPont™ bristles give you an exceptional cleaning experience. DuPont ™ Fluoride Infused Bristles - Remineralize tooth enamel, resist acid, inhibit bacterial metabolism, and improve oral health. 15% Smaller & 20% Softer* - With the smaller and softer design, the Delicate Care brush heads can deep clean into the hard-to-reach areas and provide gentle care for all areas. *vs. Oclean Professional Clean brush head Silicone Brush Head Back - Covered with silicone, gentler on gums and teeth. FDA Compliant Material. The Delicate Care brush heads are approved by the FDA. Oral-safe materials, meaning you can use them without any worries! Replacement Recommendation - Dental professionals recommend changing your brush head every 2-3 months. Compatible with all Oclean adult toothbrushes. Bristle firmness: Soft