Amazon has the Air Wick Essential Mist Refill Essential Oils Diffuser Air Freshener (Almond, Vanilla, Cinnamon) for $5.99 - $3 off coupon (check "Save an extra" box, eligible on first S&S order for this product) - 5% off with Subscribe & Save (can cancel anytime) = $2.69 with free shipping on $35+ or with Prime (extra 15% off for 5+ subscribe and save orders).