Who says oven trays can't look good? Present your brunch, lunch or dinner dishes in style with this beautiful greyish green oven tray. The deep colour combined with the beautiful speckled glaze makes this an object to use and display. The Comporta Collection is made using crackle glaze finish. Best of all, they're designed to be strong and chip-proof.. The crackle glaze finish is known to show a different intensity of crackles with each item. This handmade quality is an important part of the artisan appeal of this product.. This handmade tableware can vary greatly in colour - from brown to deep blue or even with shades of green. This is not a manufacturing defect, but a unique feature of the material and the method of making.