Shop Boys's at RalphLauren.com, the Official Site of Ralph Lauren. Cotton Fleece Pull-On Pant - This cozy pant is crafted from warm cotton-blend fleece and features a preppy "R" patch and "P" screen-print. Elasticized waist. Drawstring tie. Side on-seam pockets. Elasticized cuffs. Applied "R" patch and a screen-printed "P" at the left leg. 87% cotton. 13% polyester. Machine washable. Imported. Size 12 has an average inseam of 18".