Squid Soap is a great way to teach your kids healthy washing habits. The fun soap dispenser puts a small ink mark on a your hand when pressing the pump to dispense the soap. The ink is designed to wash off after the hands are washed for about 15-20 seconds of thorough scrubbing. When the ink is gone, you and your kids will know that they are properly washing their hands. Make good hygiene a game for your kids and make Squid Soap an adorable accent for the bathroom.