One touch whistle alerts you when the water has come to a boil, while easily pivoting out of the way for easy pouring. Surgical grade stainless steel interior is non-reactive, eliminating the transfer of metallic taste to your water from the kettle while making cleanup a breeze 3-Ply clad base features an aluminum core sandwiched between two layers of stainless steel that helps reduce the energy needed while heating faster than traditional stovetop kettles. Works with all stovetops, including in