Constructed of US 316-steel and precision cut woven mesh material, this versatile cooking utensil can be used for vapor cooking fish and shellfish, defatting ground meats, boiling pastas, blanching vegetables, and even deep frying when in the mood for a great tasting tempura. Ideal for large volume foods. Fits into the 7 Qt. (6.6L) Roaster and 10 Qt. (9.5L) Roaster with Cover.