What is Supima? Only the best cotton grown in America! With extra long fibers that feel smoother, take dye better and last longer than lesser cottons. It's rare, too —less than 3% of American cotton is fine enough to wear the Supima name. So you know it makes an exceptional tee.Supima isconscientiously sourced, American-grown cotton that's farmed to minimize environmental impact. The fibers are 50% longer than standard cotton, so yarns are stronger, softer, less prone to fraying or pilling, and hold color longer. American-grown Supima cotton is farmed to minimize environmental impact. Classic crewneck style Falls to mid hip Relaxed fit: generously cut through the body Falls to mid hip Machine wash. Imported NOTE: Looking for items dimensions on our updated fit? Find them in the size chart above.;