[Food Grade Silicone Material] This hamburger bun moulds are made of high-quality food grade silicone, which is BPA free, safe and durable to use. Also, the hamburger bun mould is reusable, flexible and not easy to deform that can be easily folded for easier storage. [Machine Washable and Nonstick] These silicone hamburger bun moulds feature smooth surface without burrs, soft, flexible and nonstick. Easy to release the hamburger buns. And the silicone hamburger bun moulds are dishwasher safe that is easy to clean saving lots of cleaning time. [Heat Resistant] These silicone hamburger bun molds feature a high heat resistance about -40F to +450F (-40C to 230C). Make it is microwave and oven safe. Suitable for air fryers with an inner basket larger than 9.259.25 in/23.523.5 cm. Notice: Please do not put your silicone hamburger bun molds next to an open fire! [2Pcs Set] This package contains 2pcs silicone hamburger bun molds which measure 23.523.54cm/9.259.251.6in. Each silicone hamburger bun mold features 4 cavities in a diameter of 10cm/3.94inch. Suitable for most burger buns and bake 4 burger buns at the same time. [Wide Application] This silicone hamburger bun mould is suitable for various applications, such as making burgers, muffins, cakes, desserts, cooking eggs, weddings, chocolate, jelly, pudding and more. Making various delicious food and prepare desserts for anniversaries, birthday, parties, etc.