Celebrate one of the most iconic and mysterious items in sci-fi lore with our "Self-Sealing Stem Bolts" T-shirt. Featuring a fun and vibrant design, this shirt is perfect for die-hard fans who appreciate the quirky details of their favorite universe. Made from high-quality, comfortable fabric, it's ideal for conventions, casual wear, or as a unique gift. Show off your insider knowledge and sense of humor with this must-have addition to your collection. Embrace the mystery and wear it proudly!