... 92% polyamide/nylon 8% spandex/lycra, no side seam1000 Ladies CottonSeamless Brief$2.0580% Ne 40 combed cotton +20D 12% spandex ... .8064% microfiber polyamide MERYL SKINLIFE,27% polyester,9% elastaneAnti-bacterial, moisture wicking 1200 Seamless braInvista Supplex $3.18 65% ... .Polypropylene yarn is the lightest chemical fiber,which is anti-microbial,thermal keeping,and moisture wicking,can absorb sweat ...