9.5-Ounce, 50/50 Cotton/Poly Nublend Preshrunk Pill-Resistant Fleece.Brass-Toned Zipper.Seamless Body With Set-In Sleeves.Double-Needle Coverseamed Neck, Armholes And Waistband.1X1 Rib Knit Cuffs And Waistband With Spandex.