Nike Sportswear Club Fleece Big Kids' Joggers. Meet our favorite essential for chilly days. Smooth on the outside and brushed soft on the inside, these lightweight fleece joggers are a comfy layer when you want a little extra warmth. Elastic waistband with drawcord helps you find your perfect fit. Ribbed cuffs and a tapered leg let you show off your favorite sneakers. The fiber content Body: 80% cotton/20% polyester and pocket bags: 100% cotton.