Petal & Pup Opal Navy Blue Satin Long Balloon Sleeve Wrap Mini Dress. This is the perfect party dress for any occasion! The mini length and high round neckline look oh-so-chic, while the long sleeves with elasticised cuff keep you comfortable. The satin sheen finish gives this dress that luxurious feel, so you'll be sure to sparkle and shine at your next party event! mini length. high round neckline. long sleeves with elasticised cuff. back neck opening with button close. back invisible zip. attached waist tie. satin sheen finish. partially lined. material - 96% polyester / 4% elastane.