**PLEASE NOTE: 100% OF PROFITS OF $GRIN PRODUCTS GO TO GRIN DEVELOPMENT
Learn more about GRIN at https://grin-tech.org
Mimblewimble. What a tongue twister. Good thing I have this shirt so that I can explain elliptical curve cryptography and bullet-proof rewinds to my friends! It feels soft and lightweight, with the right amount of stretch. It’s comfortable and flattering for both men and women.
• 100% combed and ring-spun cotton (heather colors contain polyester)
• Fabric weight: 4.2 oz (142 g/m2)
• Shoulder-to-shoulder taping