Features Material Black: 100% Cotton Heather: 50% Cotton, 50% Polyester Fit Standard FitSingles Rating 30 SinglesSingles Rating
30 Singles - The singles rating refers to the weight of the thread and the tightness of the weave that is used in the garment. Most traditional t-shirts generally have a 20 singles rating.
30 singles is a premium thread weight that features a tighter weave than 20 singles and will feel softer and finer to the touch. The bottom line: 30 singles fabric is more comfortable to wear.