Amazon offers the Seventh Generation Dish Liquid 25-oz. Bottle 6-Pack in Free & Clear for $12.36 with free shipping via the directions below. That's $2 under our mention from last summer and at least $6 less than you'd pay in-store locally. To get this deal:

1. View the Seventh Generation Dish Liquid 25-oz. Bottle 6-Pack for $16.47
2. clip the 20% off coupon on the product page
3. add it to your cart via Subscribe & Save to for a final price of $12.36

Be sure to cancel Subscribe & Save after your order ships or you'll be billed for subsequent shipments.