: Occasionally available through third-party sellers on the Walmart Marketplace . Community Perspectives on Alternatives
: Sellers often list Automatic Shower Cleaner Refills for around $13–$19, or bulk packs for higher prices. Local Delivery & Retailers :
If you cannot find the automatic version, these products provide similar "no-scrub" maintenance: Bar Keepers Friend
. When used after the last shower of the day, it doesn't need to be rinsed or wiped off.” Amazon.com Recommended Alternatives