New price low. Amazon has the OGX Thick & Full + Biotin & Collagen Volumizing Shampoo (13oz) for $5.97 - $2.98 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) =  $2.69 with free shipping on $35+ or with Prime. The matching conditioner is the same price.