Surpahs 304 Grade Stainless Steel 3-Tier Stackable Cooling Rack Set No coating, No plating. Made of 304 grade 18/10 stainless steel, much more stronger and higher resistance to rust than most of the cooling racks in the market. Collapsible for space-efficient use, allows airflow while securely holding small or large items A single rack size: 14.5" length, 10.5" width, 3.5" height. Stackable 3 racks set. Easy release and clean-up. Dishwasher safe. Full LIFETIME WARRANTY. 100% satisfaction guarantee. 100% worry-free guarantee