Material: die-cast aluminum Lid: glass lid with bakelite knob Inside: 2 layers black xylan non-stick coating Outside: black PTFE high temperature-resistant coating Bottom: CD grooved bottom Includes: 28 x 28cm grill pan with lid (4.3cm) 28cm saute pan with lid (7.5cm) 24cm fry pan without lid (4.3cm) 28cm fry pan without lid (5.0cm) 20cm soup pot with lid (9.0cm) 24cm soup pot with lid (11.2cm) 28cm soup pot with lid (12.1cm)