2.55 MM heavy gauge aluminum with long-lasting heat-resistance with a tempered glass lid. Bakelite handles and knobs with two-layered non-stick coating interior. Durable granite finish exterior. This wok/fryer is dishwasher safe. Case Pack 10 Please note: If there is a color/size/type option the option closest to the image will be shipped Or you may receive a random color/size/type.