Waterpik Genuine Compact Size Replacement Brush Heads With Covers for Sonic-Fusion Flossing Toothbrush SFRB-2EW, 6 Count WhiteBrand: Waterpik Color: White Features: WATERPIK COMPATIBLE MODELS: Made by Waterpik and compatible with all Waterpik Sonic Fusion and Sonic Fusion Professional Flossing Toothbrush models COMPACT REPLACEMENT BRUSH HEADS: Replace Sonic Fusion flossing brush heads every 3 months ADVANCED DESIGN: Flossing technology is built into the patented brush head; soft, high low bristles pattern gently brushes while the Water Flosser removes plaque and debris from