Bacteria, It's the Only Culture Some People Have! T-ShirtMachine wash cold with like colors, dry low heat This funny science tee is the perfect Christmas, Hanukkah, birthday, graduation, Mother's Day, Father's Day, or retirement gift for someone who loves geeky science puns and dad jokes. Works for a microbiology major, biology teacher, biologist, microbiologist, or germaphobe. Lightweight, Classic fit, Double needle sleeve and bottom hem We use high quality and Eco friendly material and Inks! We promise