High-performance cookware. 4L Medium Saucepan. Fully-clad stainless steel and aluminum. Designed for modern life.Intuitive Flat-Lying Lid. The functional knob stays upright while cooking and is pushed flat for storage.. Secure Removable Handle. Patent-pending, easy-to-use removable handle, purpose-built to transform Stackware.. High-performance materials. Fully clad, 3.5 mm stainless steel and aluminum. Precision is made with quality materials that provide optimal heat dispersion and lasting durability.. Consciously Designed. High-performance product designed to leave a low-impact on the planet.