1, Made of 100% food grade silicone material. FDA approved & BPA free. 2, Unique one piece design makes cleaning so much easier and there is no fear of bacteria building up or particles stuck on the brush. 3, Throw them in the sink or dishwasher and they are cleaned in seconds. 4,The metal rod under the silicone handle supports a strong and flexible grip. These brushes are built to last!!! 5, Safe to use in oven, microwave, frying pan, cooking pot and grill for temperature up to 40-250 degrees. 6, Use them indoor for baking, cooking, marinating, decorating cake and use them outdoor for BBQ, grilling and camping.