emmi® dent 4X E4 Toothbrush Heads (1x Blue+1x Turquoise+1x Yellow+1x White) I Standard Shaped Brushes (Balanced Hardness, Straight Bristles) for Metallic & Professional Toothbrushes

PATENTED TECHNOLOGY: Since the ultrasonic transmitter is built into the emmi-dent ultrasonic toothbrush heads, the effect unfolds directly where needed. This effectively removes biofilm and reduces plaque SUPERIOR DENTAL HYGIENE: Thanks to emmi-dent's ultrasonic technology, teeth are perfectly cleaned – without tedious scrubbing! Simply hold it against your teeth, and the ultrasonic toothbrush (not included) will do the rest E4 ULTRASONIC TOOTHBRUSH HEAD: The E4 brush heads have a standard shape (straight bristles), a balanced degree of hardness and fit all emmi-dent Metallic and Professional series ultrasonic toothbrushes EASY TO ATTACH: 2 contact pins are integrated on the underside of the toothbrush heads for easy connection to the emmi-dent Metallic handpiece RECOMMENDATION: Change the toothbrush head every 3 months for optimal teeth cleaning at the latest as the ultrasonic transmissibility of the bristles decreases after that