Ezek square gift boxes are made of 350gsm high quality food grade artboard, crush-locked bottom made assembly very easy and simple. 3 sizes 3" X 3" X 3", 3.9" X 3.9" X 3.9" and 5.1" X 5.1" X 5.1",4 colors gold, silver, pink and blue are available, these are perfect for all gift giving occasions like Birthday, Christmas, Valentines, Wedding, Graduation. each pack contains 12 boxes.