This is a FABULOUS Gunn* Style Vintage Victorian Prairie 2 Pc Maxi Dress with a Lace and Sheer Victorian Button Front Shirt Jacket with sheer sleeves and then the dress itself has Spaghetti straps
Dress alone has a Disco look and with the Shirt has the Romantic Victorian look - shirt buttons completely down front , Good for Prom 
Soft Lavender and the dress Fabric may be Polyester or Nylon, soft and silky
NO SIZE or BRAND TAG so see Picture Measurements

Philippians 4:6-7 “Do not be anxious about anything, but in every situation, by prayer and petition, with thanksgiving, present your requests to God. And the peace of God, which transcends all understanding, will guard your hearts and your minds in Christ Jesus.”