Le Creuset Stainless Steel Double Boiler Insert for 2 and 3 Quart Saucepans | Dillard's
Hastings Home Stainless Steel 6 Cup Double Boiler- 1.5 Quart Saucepan 2-in-1 Combo with Vented Glass Lid- Kitchen Cookware with Measurements by Hastings Home in the Cooking Pots department at Lowes.com