Girls'Sleepwear. Material : 70% PU, 20% Polyester, 10% Spandex. Unisex Kids Waistcoat Stud Coat Show Vest Festival Sleeveless Hallowmas Top GBP 7.99. The front hollow-out and lace trim design adds a touch of elegance and sexiness, which is in line with the current fashion trend of combining delicate details with bold styles.