Philips Sonicare One Toothbrush Heads in Midnight Blue are designed for effective and gentle cleaning. Featuring micro vibrations and soft nylon bristles, they ensure a thorough clean while being gentle on gums. Compatible exclusively with Philips One handles, these brush heads are ideal for maintaining oral hygiene. Replace every three months for optimal performance. Key Features Micro vibrations for gentle cleaning Soft nylon tapered bristles Compatible with Philips One handles Easy snap-on replacement Medium bristle type Philips Sonicare One Toothbrush Heads in Midnight Blue are designed for effective and gentle cleaning. Featuring micro vibrations and soft nylon bristles, they ensure a thorough clean while being gentle on gums. Compatible exclusively with Philips One handles, these brush heads are ideal for maintaining oral hygiene. Replace every three months for optimal performance.Use An Appropriate Amount Of Toothpaste And Brush For Two Minutes, Twice Daily.Keep The Product Out Of Reach Of Children Due To The Ingestion Hazard Posed By The Battery.