Tweezers for eyelash extensions come in a variety of materials. The most prevalent materials are stainless steel and titanium. Stainless steel tweezers are more corrosion resistant, although they can still corrode if not properly cared for. If someone is allergic to nickel, stainless steel eyelash extension tweezers suppliers should be avoided because they contain a small amount of nickel. Titanium tweezers, on the other hand, are significantly lighter and less prone to corrosion. They're strong and springy, making them ideal for use with extension tweezers. It is also employed in medical treatments due to its allergy-free qualities.