Thunder 12 Qt, Double Boiler (Pot, Lid, Inset), Stainless Steel, 3 Piece Set

Outer Pan: 10-7/8" Diameter X 9-3/8" Height, Middle Pan: 9-3/8" Diameter X 8-5/8" Height, 2-3/8" Length For Handle, Overall Height Included Lid: 10"