Bon Chef 9315 Stainless Steel 3 Wall Cold Wave Salad Dressing Container with Stacking Cover, 24 oz Capacity, 5" Diameter x 4-1/2" Height Triple wall cold wave miracle bowls with 24 ounce capacity Pre-freezing these bowls will keep your food cold for 8 hours at ambient temperature Outer air chamber prevents the bowl from sweating while keeping the inner chamber gel frozen Container comes with a stackable plastic cover Can be used for salad dressing or as a wine cooler