Product Details:

These rectangular trays are made from unfinished paulownia wood and come in sets of 3. These trays have handles on the sides for easy carrying. When not in use, the trays stack to make storage simple. These wooden trays are perfect for bases for gift baskets or for storage bins.
Here are the interior measurements: 
SMALL(6000302S) 
     6-1/2" x 3-3/4" x 3-1/4" 
     7-11/16" x 4-5/16" x 3-7/16" 
     8-13/16" x 6-1/8" x 3-5/8" 

MEDIUM(6700310S) 
     8-7/16" x 4-7/8" x 2-3/4" 
     10-1/8" x 5-3/4" x 3-1/4" 
     11-7/16" x 6-3/4" x 3-3/4" 

LARGE(6701003S) 
     10-5/16" x 6-15/16" x 3" 
     11" x 8" x 3-1/2" 
     12" x 9" x 3-7/8" 

NOTE: The first two numbers are the opening size and the last number is the depth.