Amazon offers Prime members the Dirt Devil Quick Clean Spray Mop, model no. PD11000, for $14.87 with free shipping. (Non-members can spend $49 or more to qualify for free shipping; otherwise, shipping costs $7.93.) That's a buck under our September mention and the lowest total price we've seen. (It's a current in-stock price low by $15.) It features a washable microfiber pad, 20-oz. refillable cleaning solution bottle, and quick-shot trigger spray.