OverSpeed via Amazon offers the QQCute Countertop Water Flosser for $38.99. Coupon code "GTUWKO63" cuts it to $28.07. With free shipping, that's $2 under our mention from four days ago, $11 off list, and the lowest price we've seen. It features a 20-oz. reservoir, seven multi-functional tips, and 10 pressure settings. Deal ends March 29.