This is the Onyx Coffee Lab Science R & D shirt. Join the Pilgrimage as we seek quality, truth, and accountability in coffee. Shirt Specs 6.5 oz., 100% ring-spun cotton Cotton thread to readily absorb when garment-dyed 7/8" ribbed neckband with double needle top stitching Semi-dropped shoulder Side seams Tear-away label Garment-dyed for unique character; slight color variation may occur