Best Flosser and Toothbrush Combo: Waterpik Sonic-Fusion 2.0 Professional Flossing Toothbrush The Waterpik Sonic-Fusion 2.0 Professional Flossing Toothbrush ($121, originally $200) is useful and would look sleek on your countertop. Image Source: amazon.com Waterpik Sonic-Fusion 2.0 Professional Flossing Toothbrush $121 from amazon.com Buy Now