<p>【Package Includes】This affordable set includes 5 pcs replacement brush heads(4 brush heads and an interdental head or a tartar-removal head), perfect for family use and ensuring you always have a fresh head on hand. Note: Which one you receive depends on the specific product you purchased.</p><p><br/></p><p>【Wide Compatibility】Compatible with most Philips Sonicare electric toothbrushes, including the 1100, 2100, 4100, 4300, 5100, 5300, 6100, 6500, 7000, 7300, 7500, 9000, 9300, 9500, 9700, 9750, 9900, C1, C2, C3, and D12</p><p><br/></p><p>【Effective Cleaning】Our electric toothbrush replacement heads are designed to fit sonic toothbrushes, offering better cleaning in hard-to-reach areas and a comfortable brushing experience.The brush heads is for teeth cleaning, the interdental head is for cleaning between teeth, and the tartar-removal head is for cleaning teeth tartar — together they help clean your teeth and gums.</p><p><br/></p><p>【Premium Bristles】Features high-quality, medium bristles that are durable and resistant to falling out, ensuring a comfortable and effective clean.</p><p><br/></p><p>【Easy to Install】Simply remove the old head and press the new one into place until it clicks, ensuring a secure and proper fit.</p>