Most underwear are made of 95% organic cotton and 5% spandex unless otherwise noted.
Hemp/Organic Cotton/Spandex underwear are 52% hemp, 43% organic cotton, and 5% spandex
* standard cotton spandex body with organic cotton spandex bands
** bamboo cotton French terry (67% bamboo/28% organic cotton/5% spandex) with organic cotton spandex bands
*** 95% bamboo/5% spandex
Heavyweight Wool is 95% merino wool, 5% spandex