Oof! You just tripped over something on the internet and stumbled into the Grumbly Tumbleweed Rock Shop and Gift Center. Thanks for stopping in! Use promo code GEOLOGYROCKS10 for 10% off your 1st order of $50 or more.
Welcome to the weirdest little gift shop you’ll hit all year. It's packed with rocks, mineral specimens, crystals, geology tees, trail stickers, adventure gear, offbeat decor, and gifts stranger than your last road trip.
One little trilobite dude showing off on the front of this shirt. Perfect for your Cambrian friend... or just the one who likes to study it.
.: Made with 100% ring-spun cotton, a lightweight fabric (4.5 oz/yd² (153 g/m²)), this unisex t-shirt feels like a bliss to wear all year round.
.: The classic fit with the crew neckline deliver a clean, versatile style that can match any occasion, whether it's formal or semi-formal.
.: All shirts feature a pearlized, tear-away label for total wearing comfort.
.: Made using ethically grown and harvested US cotton. Gildan is also a proud member of the US Cotton Trust Protocol ensuring ethical and sustainable means of production. This blank tee is certified by Oeko-Tex for safety and quality assurance. .
