From Finex, this cast iron skillet with lid features: Heavyweight cast iron Organic pre-seasoned with flaxseed oil for a smooth, durable finish that resists sticking and rust Octagon design with 8 pour spouts  Stainless steel spring handles stay cool longer, cool off quicker, and feel better in the hand Knob stamped with logo "F" Hand wash only Stove Type Compatibility: Gas, electric, coil, or plate; induction, electric  Maximum temperature is 500° F Each sold separately Each measure:  8" cooking surface approx. 6.75" (overall: 14.7" L x 8" W x 3.5" H); weight 6.5 lbs.  10" cooking surface approx. 8.75" (overall: 17.2" L x 10" W x 5.2" H); weight 11.1 lbs.  12" cooking surface approx. 9.75" (overall: 18.5" L x 12" W x 5.4" H); weight 13 lbs.  Made in the USA.