Amazon offers its Prime members the Balance Bar 15-Count Box in Dark Chocolate Coconut for $8.50 with free shipping via the directions below. That's the lowest total price we could find by $3. To get this deal:
  1. View the Balance Bar 15-Count Box for $10
  2. clip the coupon under the product image
  3. add the item to your cart via Subscribe & Save for a final price of $8.50

Of note, be sure to cancel Subscribe & Save after your order arrives to avoid being billed for subsequent shipments.