- Marbles are 4 oz./yd² (US), 6.68 oz./L yd (CA), 91/9 polyester/Airlume combed and ring-spun cotton, 32 singles
- Mineral wash* is 4.4 oz./yd² (US), 7.3 oz./L yd (CA), 100% Airlume combed and ring-spun cotton
- Solid Black Slub is 40/30/30 polyester/Airlume combed and ring-spun cotton/rayon
- Pre-shrunk
- Retail fit
- Unisex sizing
- Shoulder taping
- Side seams
- Tear away label
*Due to the specialized washing process, each shirt is unique
