From Amazon: "WARM&LOVE Portable Bath Tub, Foldable Bathtub for Adults and Kids, Therapy Tub for Shower Stall Bathroom Fold Up Soaking Hot SPA Tub, Hot Bath Tub, Ice Bath Tub"

This is simply a drain adapter so it is somewhat easy to drain with a standard garden hose instead of the included flex-tube. It's pressure fit so don't trust it to be fully water tight, but it works well for me without any dripping.