Get Upto $9 Discount On Waterpik Water Flosser At Bestbuy. Ideal for kids and adults with braces, this Waterpik Cordless Plus WP-462 water flosser includes 4 tips and uses a water-filled reservoir, so one can easily floss the teeth. The handheld cordless design enables simple, comfortable operation. The 4 water flosser tips include 2 Classic Jet tips for general use, a Plaque Seeker tip and an orthodontic tip to meet a variety of flossing needs. The compact design takes up minimal space on a counter top.