Alternative to Genuine Philips The BM938 offers a highquality budgetfriendly replacement option for the Philips Sonicare HX9033 Compatible with Sonicare ClickOn Handles Designed to fit Philips Sonicare clickon handles ensuring a secure seamless fit 2 Series Plaque Control 3 Series Gum Health DiamondClean EasyClean FlexCare FlexCare FlexCare Platinum HealthyWhite and HydroClean Brush Handles Gentle on Gums Endrounded bristles are designed to gently massage your gum line promoting gum health with each use Less Pressure on Gums The flat bristle shape helps reduce pressure on gums enhancing comfort and cleanliness Plaque Removal Power Mediumsoft bristles in the center offer effective cleaning helping to remove plaque for a fresh clean smile Reminder Bristles Fading reminder bristles help you track usage indicating when its time to replace the brush head approximately every three months HassleFree Returns Customer satisfaction is our priority with hasslefree return options for peace of mind with every purchase