Amazon offers its Prime members the Swiffer WetJet Starter Kit, model no. 32694, for $16.59. Clip the $5 off coupon beneath the price to cut it to $11.59. With free shipping, that's the lowest total price we could find by $11. (Non-members can spend $35 or more to qualify for free shipping; otherwise, shipping costs $7.73.) The kit includes one Power Mop, two disposable cleaning pads, multi-purpose cleaning solution, and one scrubbing strip.