100% supima cotton, COO: USA9.5oz machine wash cold / tumble dry low / iron if needed at low temp do not bleach so many of the garments we have made are best described as a product of nostalgia -- forever tied to a memory, a place, or a feeling. this reincarnation of our tried and true thermal is no different. inspired by the double knits that filled the dresser drawers of carrie's mother, we developed this 3/4 crew to replicate an iconic base layer of days gone by.