Joseph Joseph 40024 Lotus Steamer Basket for Steaming Food and Vegetable Folding Non-Scratch BPA-Free, Gray Steamer basket with self-adjusting sides to fit a variety of pots and pans. Minimum pan diameter 6.25 inches. Made of BPA-free polypropylene (heat-resistant up to 230F) and silicone (heat-resistant up to 520F) Features heat-resistant silicone side fins, silicone feet, and an innovative silicone finger guard to safely remove the steamer from the pot Large capacity when fully open, but folds neatly away for storage. Closed: 6 in diameter x 5 in tall; Open: 10.5 in diameter x 5 in tall. Petals are 3 in long. Non-scratch material is suitable for use on both non-stick and stainless-steel cookware. Dishwasher-safe. Not suitable for the microwave.