White Sierra Women's Power 29-Inch Inseam Base Layer Pant (Black, Small) 95% polyester 5% elastane Sierra Stretch knit; Machine Wash Cold, With Like Colors, Do Not Bleach, Tumble Dry Low, Cool Iron 200 weight fabric provides for extra warmth without added bulk Moisture wicking fabric helps to keep you dry and comfortable Flatlock seam construction reduces chafing China