16oz Liquid-Plumr Hair Clog Eliminator $3.81 at Amazon
[amazon.com](https://passwird.com/links/aZeseT) has the 16oz Liquid-Plumr Hair Clog Eliminator for $5.18 – $1.34 off (checked coupon save an extra box) = **$3.81** with free shipping on $25+ or with Prime.