The SUPERAIR(TM) T is so soft and light that you&';ll think it&';s silk. We used the finest, long-staple organic cotton yarn and knit it into a fabric that&&';;s more breathable, dries faster, and is stronger than regular cotton. So when the temperatures get really hot, you can experience KUHLing next-to-skin comfort. MATCHED BY NO ONEA(R) DIFFERENT BY DESIGN. DIFFERENT BY CONSTRUCTION. French saddle stitch seams reduce bulk Side slits at hem Premium rib neck for rebound and durability No-sew printed label on the back of shirt neck for added comfort Imported MATERIAL AND CARE Organic Cotton Care Instructions Machine wash cold with like colors Do not bleach Tumble dry low Do not dry clean