Amazon offers the Olay Pro-X Microdermabrasion Plus Advanced Cleansing System for $28.49. Clip the $2 off coupon on the product page to cut the price to $26.49. Plus, Prime members qualify for free shipping. (Non-members can spend $49 to qualify for free shipping; otherwise, shipping costs $5.48.) That's the lowest total price we could find by $2. It includes a three-speed exfoliator, ProX Thermal Crystal Polisher, ProX Exfoliating Renewal Cleanser, microdermabrasion foam head, cleansing head, and two AA batteries.