Long Tall Sally Women's Black Premium Tall Maternity Cotton Leggings Size Long 14. These new maternity leggings are set to become a staple throughout your pregnancy. Made from a premium cotton fabric, they feature a comfort support panel with an elasticated waist. Style these with your everyday outfits for a reliable look that will take you throughout your pregnancy and beginning of motherhood. Free returns in store within 21 days. Next Day delivery available.