Walmart offers the Woolite 22-oz. INSTAclean Pet Stain Remover 22-oz. Bottle for $3.96. Opt for in-store pickup to avoid the $5.99 shipping fee. That's the lowest price we could find by $2. It purports to eliminate stains and odors while discouraging pets from re-soiling the same area.
The dollar store is the most amazing place to find bargains for certain purchases. Yes, even pregnancy tests.