Walmart offers the WaterPik Ultra and Cordless Plus Water Flosser Combo in Blue for $70 with free shipping. That's $31 under the lowest price we could find for these items sold separately elsewhere. Buy Now Features Waterpik Ultra has 10 settings, 90-oz. reservoir, & 6 water flosser tips Waterpik Cordless Plus features high/low pressure settings, rechargeable battery, & 45+ seconds of water capacity