Amazon has the 16.9oz ACT Kids AntiCavity Fluoride Rinse Children's Mouthwash (Groovy Grape, Pineapple Punch or Wild Watermelon) for $4.48 - $0.99 off coupon (check “Save an extra” box, eligible on first S&S order for this product) - 5% off with Subscribe & Save (can cancel at any time) = $3.27 with free shipping on $35+ or with Prime.