The small card is made from 3/8" Baltic Birch and has a ratio of Phi--the golden ratio.

The tray is 8"x10" is made from Baltic Birch sheet stock. The sides are ⅜" and the floor is ¾". The ¼" slot in the front is beveled back 5 degrees to present the card. The 1/4" hardboard saint card is 5.5"x6".