Oral-B Brush Head Cross Action EB50RX2 is designed to enhance your brushing experience with its advanced technology. The CrossAction bristles are angled at 16 degrees to effectively reach between teeth and remove up to 100% more plaque than a regular manual toothbrush. This brush head is compatible with most Oral-B electric toothbrush handles, ensuring a perfect fit for optimal performance. Its unique design helps improve plaque removal and promotes healthier gums. The pack includes two brush heads, making it a cost-effective solution for maintaining a thorough and effective oral care routine. Replace your brush head every 3 months for the best results.