Amazon has the 28oz TRESemmé Moisturizing Shampoo With Moroccan Argan Oil (Smooth & Silky) for $7.79 - $1.56 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)  = $5.84 with free shipping on $25+ or with Prime.