Meet Ben Shelton's girlfriend Anna Hall, a World Championships bronze Treasure Chest Costume (Adult) KS1 Rooms Inside a Castle Information PowerPoint Twinkl. Hold the key to the treasure chest with the Fever Treasure Chest Costume. This sensual dress up costume includes a wood effect dress with mock jewel and pearl decoration. This buccaneer costume is the perfect choice for your Halloween party or themed event. Complete the look with our other pirate themed accessories. Don't forget the Gold Thigh High Stockings. Please note: Boots & Stockings are not included. Features: Brown and Gold. Mini Dress. It is the perfect costume for your next pirate themed party. Stand out from the crowd. Combine with our other accessories to complete your outfit. Size: Small: (8 10 dress size). Medium : (12 14 dress size).