The Excelta 7-CO-ET 5-Star Cobaltima® Curved Tip Ergo-Tweez Tweezers has a soft foam cushion that is designed to fight operator fatigue and carpel tunnel syndrome. They are ESD-safe and act as a heat shield. These tweezers are made in Switzerland from a material called cobaltima, which is a special alloy that contains 40% cobalt alloy steel. This material is harder than stainless steel, anti-magnetic, and has excellent resistance to corrosion. It's also resistant up to 500°C (932°F).