"Examples of outer layer material can include, but are not limited to, lycra, nylon, cotton, spandex, polyester, or combinations thereof, such as about 100% nylon, about 70-90% nylon and about 10-30% spandex, about 90% polyester and about 10% spandex, about 100% polyester, about 65% polyester and about 35% cotton, about 100% cotton, and so on." . . . . . .