LULINCA All Grit Flannel Pajama Pants! 4.3-ounce, 100% ring spun combed cotton. Comfortable PJ pants with elastic waistband with functional twill tape drawcord, Faux fly. Unisex sizes and beautiful True Navy/ Carolina Blue color. All of Lulinca flannel pants are well-made with reinforced stitching and stretchy cuffs, so they're not only cozy but durable too.