After the two, long, impressive pees in my backseat, after two days I was getting a little smell. I had dried the leather seat with a towel, and wiped it out with cleansing wipes but still noticed a smell.  Yesterday evening I removed the backseat, bottom cushion, to find a pool of lady, beer piss down where the seatbelt bolts to the floor.  The smell got strong when I removed the cushion.  Her piss, though A LOT of piss, didn’t soak through the cushion, foam but she got piss in crevic