Product Features EXCELLENT CLEANING RESULTS: These toothbrush attachments feature advanced technology for excellent teeth cleaning results. They effortlessly remove plaque, dirt and food particles, helping to maintain oral hygiene and dental health. COMPATIBLE WITH MULTIPLE MODELS: These heads are compatible with a variety of Oral-B electric toothbrush models, including the Pro3, Pro4, Pro P4000 and D4510, making it easy to find a replacement head for your toothbrush. High-frequency vibration: The attachments are equipped with high-frequency vibration to thoroughly clean teeth and gums and ensure good oral hygiene. Durable: These replacement attachments are made of high quality materials and are extremely durable for long term use. Recommended by Dentists: Oral-B is a trusted brand preferred by many dentists and oral hygienists. APPLICABLE: These replacement attachments are very easy to install. They easily attach to your Oral-B electric toothbrush for an excellent dental care experience. Compatible with the Pro3/4/P4000/D4510, Oral-B electric toothbrush heads are ideal for keeping your mouth healthy and your teeth clean. (Toothbrush head is not original)