Every time a furry friend enters your life—and, inevitably, your car—there's a very particular kind of hijacking. Alongside your usual and comforting delights of leather, spilled soda, Chinese take-out and heat-soaked dashboard plastic comes the threat of Wet Dog Smell: a cornucopia of strange and slightly terrifying animal scents that seep into your car's vents, seat fabrics, carpet, and resale value.