Chemical Guys Microfiber Detergent Concentrate (1 Gallon) | Amazon.com | S&S $17.67

Amazon.com has 1 Gallon of Chemical Guys CWS_201 Microfiber Wash Cleaning Detergent Concentrate for $17.67 with Subscribe & Save. I have the 16oz and it seems to work really well for microfiber towels and such. For comparison, the half-gallon bottle is $19.99, $2 more for half the amount with no S&S available. Shipping is free with Prime S&S https://www.amazon.com/dp/B001W91...UTF8&psc=1