The ergonomic and unique shape of the tweezers, places it in the top of the best tweezers for eyelash extensions. The main advantage of curved volume tweezers is the tight closure of the tips, with a light compression, the contact length is 3-4 ml. of curved volume tweezers is the tight closure of the tips, with a light compression, the contact length is 3-4 ml. Made in Japan from stainless steel, which guarantees its quality and durability.