ComputerGear Funny Engineer T Shirt Geek Nerd Engineering Optimist Pessimist Tee 100% cotton; Machine wash/dry Small fits chest/bust 34-36 in. chest, Medium fits 38-40, Large fits 42-44, X-Large fits 46-48, plus size 2XL fits 50-52, 3XL fits 54-56, 4XL fits 58-60 You decide whether you're an optimist, pessimist or engineer wearing this funny engineering t-shirt; Witty quote tee proclaims "Optimist: The Glass is Half Full, Pessimist: The Glass is Half Empty, Engineer: The Glass is Twice the Size it Needs to Be" Makes a great STEM gift for your favorite chemical engineer, civil engineer, mechanical engineer, electrical engineer, aerospace engineer and more Clever engineer tee shirts are unisex and fit both men and women Novelty graphic shirts with funny sayings are a ComputerGear&reg copyrighted/trademarked design; DON'T BUY COUNTERFEIT ITEMS FROM OTHER SELLERS