Features:

• HIGH COMPATIBILITY: Gypoirul toothbrush heads Compatible with sonicare replacement heads Snap-on system. Compatible with 2 Series Plaque Control 3 Series Gum Health HealthyWhite DiamondClean ProtectiveClean EasyClean DailyClean FlexCare ExpertClean PowerUp Elite+ toothbrush handles.
• ADVANCED BRISTLES - Gypoirul electric toothbrush replacement heads compatible with philips sonicare replacement heads,advanced bristles made from Dupont Tynex Nylon, bristles are extra-gentle and comfortable for the tooth and gum.
• EFFECTIVE CLEAN -Our electric toothbrush replacement heads fits sonicare toothbrush heads, are made with end-rounded bristles for offering better clean of hard-to-reach areas and bringing comfortable brushing experience.
• HEALTH: With vacuum package for every head, dust cover,These designs can really help your health.
• REMINDER BRISTLES: Reminder bristles colored will fade when a replacement is needed, usually three months.

Details: Noted-- The incompatibilities list as follows, Incompatible with DailyClean Incompatible with the 2100 series Incompatible with One Series-- Incompatible with Essence all series Compatible with the series below,Compatible with DiamondClean:  Compatible with DiamondClean Smart:  Compatible with 2 Series Plaque Control:  Compatible with 3 Series Gum Health: Compatible with HealthyWhite,HealthyWhite+:  For FlexCare+,FlexCare Platinum: Compatible with ProtectiveClean:  Compatible with EasyClean Compatible with PowerUp