Walmart continues to offer the Wet and Forget Weekly Shower Cleaner 64-oz. Bottle for $15.45. Choose in-store pickup to avoid the $5.99 shipping fee. (Availability may vary by ZIP code.) That's the lowest price we could find now by $2, although it was a buck less a month ago. It features no bleach, ammonia, dyes, or fumes and includes a high efficiency sprayer