ComputerGear Funny Engineering T Shirt Electrical Resistance is Futile Geek 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 Resistance is futile if ohm is less than 1; Ohm's Law shirt makes a great STEM gift Both engineers and techies alike can't "resist" the humorous double meaning of this clever tshirt Electrical engineering 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