- It's a tray, a plastic stacker a lid and a cooling rack - Do not use in an oven. - Do not use as a cooling rack for items being removed from an oven or direct heat such as a stove top or grill. - Excessively high temperatures can cause warping,distortion or damage to the stand. - Do not use abrasive cleaners, such as steel wool,sourcing pads or cleaners with chlorine bleach on plastic, as they may scratch and ruin the surface. - Material:- Polypropylene. - Size:- 23.5" in diameter