Helen's Asian Kitchen Perforated Parchment Bamboo Steamer Liners, 40 Count (40 Count) 40-pack of pre-cut rounds for lining steamers during cooking; 9-1/2-inch diameter Made from heat-resistant parchment paper for use with breads, dumplings and dim sum Perforated design allows for steam circulation Simplifies cleanup by preventing food from sticking to steamer Suitable for use with bamboo or metal steamers