... from diameter 100 to 400 mm, including round, ellipse, square and rectangle shapes with available height: normal dome and flat dome ... welcome to contact us for details.Features of Ningbo YIDA non-stick pan cover1) Excellent shock and heat resistance: max. temp. ... 3mm,4mm, 5mm, SHAPE: round, ellipse, square and rectangle, COLORS: clear, blue, green, and brown, With/Without : steam vent, print customer ...