New Quince Cotton Slub Room Darkening Curtain 48x84 set of 2 panels Give your windows the treatment they deserve with our Cotton Slub Room Darkening Curtains. Crafted from 100% cotton, these soft yet durable curtains feature a unique cross-weave pattern with a natural, nubby texture. The slub effect creates beautiful variations in the fabric, giving the curtains an approachable, organic look. You can rest easy knowing that they're lined with both cotton and polyester for extra privacy. Hang the curtain from the back tabs for an elegant pleated style, use the rod pocket to create a more relaxed, gathered look.