Edges are reinforced. All rims are flared for non-drip pouring. Handles are made of cast stainless steel, securely welded and polished. Handles stay cool to the touch during cooking. Can also be used in the oven. Bottom is constructed of three layers of bonded metals. Thick aluminum is sandwiched between two stainless steel layers ensuring a fast uniform distribution of heat. Body is made of stainless steel, specially designed to heat quickly and steadily so foods cook evenly without scorching, also resists sticking. For easy measuring, pans have graduation marks inside.