1.Made of food grade silicon 2.Heat resistant to 250degree ... C to + 230 ºC, safe to use in oven, microwave, freezer, refrigerator and dishwasher. 5) No rusting ... ppbag, 240pcs/ctn or customized.More oven mitt gloves durable silicone oven mitt gloves Verified Information This information is Verified ... strip, tube, bakeware, ice tray, potholder, oven mitt) 2011/08/24 Test Report 1 CTI Silicone feeding ...