Thick underwear, undershirt. Since it's short-sleeved, the sleeves won't bunch up even when worn under a sweatshirt, making it easy for children to wear. There are no major stains or tears, but there is some wear and tear, such as pilling and fuzzing. 100% cotton There are traces of a name sticker having been peeled off on the tag, and it's sticky. No pets, no smokers. No fabric softener or mothballs used. Anonymous shipping. For those who understand it's a home-stored item.