This is a track suit you can actually workout in. It's light but warm, stretches so you can move, and breathes as you heat up. Truly the ultimate workout sweatpants. "Smooth tricot knit exterior with a brushed interior for soft comfort & warmth Material wicks sweat & dries really fast Encased elastic waistband with external drawcord Secure, zip hand pockets Style #: 1366209 Inseam: 31"" 100% Polyester Imported Tapered leg fit Machine wash cold with like colors Use only non-chlorine bleach when needed Tumble dry low Do not iron Do not use softeners Do not dry clean"