These are your new favorite boys' sports pants for pretty much everything you do-they're light, comfy, and have a classic straight leg fit. You'll want to live in in these.. . . . . Smooth tricot knit exterior with a brushed interior for soft comfort & warmth. Material wicks sweat & dries really fast. Encased elastic waistband with internal drawcord. Open hand pockets. 100% Polyester. Imported.