Approximately 13.4cm x approximately 10.2cm You can make a cute shadow box. Envelopes are not included. ◇ A copy of the cutting instructions is a bonus. These instructions are for cutting as homework in class, and are made with the assumption that the details will be explained verbally. Please understand. ◇ Although unused, it has been stored for a long time, so it is listed as "like new." ◇ Please purchase if you understand that this is a home-stored item. #ShadowBox #Decoupage #Flowers #Illustration #Handmade #Flower #Painting