As one of Oral-B's premium replacement toothbrush heads, the CrossAction features precise angles that target plaque to remove up to 100% more plaque vs a regular manual toothbrush. The shape of Oral-B CrossAction toothbrush head features specifically engineered bristles that are designed for optimal tooth coverage. The bristles reach deep between teeth to remove plaque and leave your whole mouth cleaner than a regular manual toothbrush. Compatible with the entire lineup of Oral-B electric toothbrushes, except for Oral-B sonic toothbrushes. Choosing the right toothbrush can make a difference for the health of your whole mouth, which is why Oral-B offers a variety of unique electric toothbrush heads to fit your specific needs. In fact, Oral-B pioneered the first modern electric toothbrush, modeled after the round shape of professional dental cleaning tools. So trust Oral-B, the #1 dentist recommended toothbrush brand, worldwide.