Comfort Colors 1545 weighs 9.5 ounces of ring-spun cotton/poly blend. It is made from 80% sustainable and fairly grown USA cotton and sewn with 100% USA cotton thread. 1 x 1 rib knit collar is featured on the neck while the shoulders, armholes, cuffs, and waistband are all double-needled. Also has back neck twill tape with the shoulders moved forward. The 1545 is made with a twill label, relaxed fit, and side-seamed body. Each garment has a distinct color and appearance thanks to the pigment dye and Color Blast process. Please allow for some variance.