3 Qt. capacity. Temperature safe borosilicate glass. Dual function silicone lid measures kernels and melts butter over kernels while popping. Plastic holder protects glass body and stays cool. Wide-mouth design ideal for preparing and sharing. Pops whole kernel corn for healthy popcorn, with no oil or butter needed. Easy to use, 2 minutes in the microwave. Fits in 99% of home microwaves. Dishwasher Safe. Microwave safe.