Zero G Titanium refers to "zero gravity" or "weightlessness". This exclusive collection focuses on classic, modern, and timeless shapes in rich colors and unique patterns. Designed in California and handcrafted in Japan, Zero G is created with style, balance, comfort, and weightlessness in mind. All Zero G frames are hypoallergenic, 40% lighter than stainless-steel, and cut from a single sheet of surgical-grade titanium.