The soft, ring-spun cotton of this t-shirt is also long-lasting. With a classic fit and seam-free body, you'll want to wear it every day. 100% soft ring-spun cotton (Sport Gray is 90% ring-spun cotton, 10% polyester; Dark/Navy Heather is 65% polyester, 35% cotton.) Modern classic fit Tubular body Double-needle sleeve and bottom hems Taped neck and shoulders Ribbed collar Wash cool, hang dry or tumble dry low Cool iron inside-out

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"Celebrate the nerdy genius of Andy Weir’s Project Hail Mary with this hilarious “I Wear This Shirt Periodically” t-shirt featuring Ryan Gosling! This clever design turns the periodic table into a perfect science pun, spelling out “I WEAR THIS SHIRT PERIODICALLY” using real element symbols. It’s a direct nod to Ryland Grace’s scientific problem-solving and the witty humor that made the book (and upcoming movie starring Ryan Gosling) a global phenomenon. Perfect for chemistry lovers, science teachers, engineers, book fans, and anyone who appreciates smart sci-fi references. The clean navy blue t-shirt with white print gives it a premium, minimalist look that works for everyday wear or as a standout conversation starter. • High-quality periodic table design with clever text Whether you’re stranded in space or just love clever wordplay, this Project Hail Mary “I Wear This Shirt Periodically” tee is the ultimate shirt for true fans who get the joke."