Spreadshirt Chemists do it on the table Women's T-Shirt Designed and printed in the USA. Chemists do it on the table... periodically. Now, where they do the rest of their work is a private matter! Possibly the best shirt ever to sport a periodic table, we give big ups to science. Women's T-Shirts, navy. This classic tee offers plenty of room and is ideal for most body types. Contoured and side seamed for a feminine fit. You'll love the way you look in this durable, reliable classic. 100% pre-shrunk, midweight cotton (except for heathered colors); Fabric weight: 5.0 oz. For best results and to maximize durability machine wash cold, inside out and tumble dry on low heat. Official sizing (width x length measured in inches): S (17.5" x 24") | M (18.5" x 25.5") | L (19.5" x 26.5") | XL (21" x 28") | XXL (23.5" x 29") | 3XL (25.5" x 30"). Item runs small.