High Quality Materials: Choose beautiful, durable temperature safe borosilicate glass for better popcorn popping experiences. No oil or butter needed. Hot air circulates preventing burning. Easy To Operate: Simply use the dual-function lid to measure the desired serving SIZE, pour into the place in microwave for 3-minutes or less. Easy To Clean: Even heating, easy to clean, make homemade popcorn as an alternative to buying expensive single use prepackaged bags containing unwanted chemicals, ingredients, and calories. Application: Great for a healthy snack, movie night, the big game or recipes including popcorn. Please Note That: For use with microwaves with turntables only. Only use popcorn popper in a clean, fully functioning microwave oven with unrestricted, rotating turntable. Do not use popcorn button or setting on your microwave. Make sure to use fresh popcorn kernels.