PO830 Front
PO830 Side
PO830 Back
Deux Belettes 2020 PO830 2
Deux Belettes 2020 PO830 3


Spread your wings in our Papillon 2020 collection. The Anastasia PO830 is a fully lined, floor length, stretch sequin evening dress available in sizes AU 4-30. Please contact your nearest stockist for pricing and availability.

Silver multi
Silver multi

The Anastasia PO830 Evening Dress by Tania Olsen Designs is a striking design that is sure to turn heads at your special event. The Anastasia features an unstructured bodice with a deep plunging neckline and spaghetti straps that sit atop a mid v back. From the waistline falls a floor length skirt and accompanying train. A fun bonus design feature is the side mesh cutouts- which just add to the charm of the dress. We love this fun design and are sure you will too! This slinky sequin stretch dress perfect for all-night events such as high school balls because the embellishments won’t irritate the skin. This evening dress is available in silver multicolour in sizes AU 4-30.

Features of the Anastasia PO830 evening dress:

  • Spaghetti straps
  • Plunging neckline
  • Side cutouts with mesh inserts
  • Sequin fabric
  • Fitted silhouette
  • Slight train
  • Floor length
  • Fully lined
  • Inner bra cups
  • Back zipper
  • Available in: Silver multi
  • Style: PO830

All of our dresses are designed to be flattering for a variety of different body types, as most styles are available to order in sizes 4-30. To find your perfect fit, please contact your nearest Tania Olsen stockist for assistance with correct measurement and size selection.

For more formal and evening dress inspiration, take a look at our Pinterest.

Additional information


Silver multi

Parent Colour

Multi, Silver


Low, Open




Floor length


Low cut, Spaghetti strap, Sweetheart


Fitted, Mermaid, Straight

Colour and Fabric

Colour’s displayed on your monitor may vary from the actual fabric colour. Please view a fabric swatch in person at your nearest Tania Olsen Stockist. Please note that each dye lot could vary up to 5% from the colour swatch shown in store and these should be used as a guide.


  • Available to order from sizes 4-30 and 4-30L (extra length)
  • We recommend having your measurements taken to select your size from the Tania Olsen Size chart. Store samples should not be used to select a size as they can change shape over time with different body shapes trying them on.
  • Alterations may be required for a tailored fit.