Set features, 1 Large (17-1/2" x 12-1/2" x 1-1/4"), 1 Medium (11-1/2" x 8-1/4" x 1") and 2 Small (8-1/2" x 5-3/4" x 1") trays. Colors vary. Perfect for Arts and Crafts, puzzle sorting, sand play, game play. This set can be split up to house all different craft and art items.