New Philips Replacement Brush Heads Sonicare ProResults Plaque Defense White HX9023/01 [Set of 3] ★★★★★★★★★★★★★★★★★★★★★★★★ Shipped via Yu-Packet Post. Thank you for your understanding and cooperation. ★★★★★★★★★★★★★★★★★★★★★★★★ Curved bristles reach deep into molars for effective plaque removal. ■ Set of 3 ■ Regular size ■ Snap-on ■ Bristle stiffness: Medium ■ Compatible models: All models except Sonicare for Kids and e-Series