Thumb Score: +22

Amazon [amazon.com] has 18-Count Purina DentaLife Daily Oral Care Dog Sticks (Large Chews) for $6.69 – 20% when you ‘clip’ the coupon on product page – 5% when you check out via Subscribe & Save = $5.02.
Shipping is free with Prime or on $35+ orders.

Savings
Save an extra 20% on your first Subscribe and Save order. (check and activate [amazon.com])