This is a fancy pair of frame with the adjustable length of the temples. Materials include the metal for the front and acetate for the rear part of the temples. At the front part of the temples, there is a metal connector which can be slid for stretching the length of the temples. Lenses shape in rectangle, a typical pair of men’s semi-rimless frame. Available in black and silver, and for the silver color, the rear acetate part of the temples are in contrast dark color. This is a little bit heavier frame, with total weight with lenses at 28-30 grams. The acetate temples help achieve a firm grip on the hook.