Shop › Mustard on the Beet Tee Image 1 of 4 Image 2 of 4 Image 3 of 4 Image 4 of 4 Mustard on the Beet Tee $20.00 Fabrication: 50% polyester, 25% Airlume combed and ring-spun cotton, 25% rayon, 40 single, 3.8 oz. Size: X-Small Small Medium Large X-Large XX-Large XXX-Large Color: Black Dark Gray Quantity: Add to Cart Added! Fabrication: 50% polyester, 25% Airlume combed and ring-spun cotton, 25% rayon, 40 single, 3.8 oz.