The sexy look of black back seamed stockings with the ease of pantyhose. The regular one size is a Sheer Stretch 100%Nylon. The black stocking has a black back seam with a sheer foot, no solid heel or foot. The Nude (beige) stocking has a beige back seam and sheer foot. The Queensize in this style is made a little heavier than the regular one size for extra strength and elasticity because they have 3%Spandex and 97%Nylon. They both look great. Black, or Beige, Reg one size fits most 5'-5'10", 110-175 lbs. Queen size fits most at 225 lbs.