Arden in Matte Black Frame and Brown Gradient Lens from Monokel Eyewear . Handcrafted premium titanium frame with titanium rivet hinges and protective teflon covered hinge screws. Constructed with 100% UV protective CR-39 lenses. Includes a protective case, cleaning cloth and storage box. 100% Titanium Dimensions: 138.5mm x 43.5mm