Size
Small : 5 x 3.75 inches 
Medium : 6.25 x 4 inches
Large : 8 x 4.5 inches

Tray Size 

Small : 5 inches 

Medium : 5 inches 

Large : 7 inches 

This product is a unique, one of a kind piece and there might be minor differences from the photo, although the overall look and feel of the product will remain the same.