Hidden behind the sea otters adorable appearance and playful behavior is a fiery temperament. Otters are arguably the most gifted natural urchin divers in the world of marine mammals. Wear your favorite furry creature with the Mad Otter t-shirt Illustrated by founder Mike Golder. The Mad Otter t-shirt captures one of the oceans most beloved characters. We Use the finest combed and ring spun materials for our premium t-shirts to create a lightweight shirt with a soft and silky feel that is designed to last. Detail include a set in collar, taped shoulder to shoulder and double needle sleeve and bottom hem. Our shirts are NAFTA certified and feature quality reactive dyes and soft feel inks.