Replacement Toothbrush Heads Compatible for Philips Hx6920 4100 2 Series Sonicare Diamond Electric Brush Heads(Black-12 Pcs)

- Replacement heads fit compatible sonic electric toothbrushes (HX6920/4100/2 Series), featuring diamond-style design. - Tool-free snap-on design enables quick replacement without extra tools. - Dense bristles enhance cleaning efficiency while ensuring gentle contact. - Wear-resistant material ensures durable use for daily scenarios. - Precise fit matches toothbrush specs for stable and reliable performance.