Silhouette TNG 2018 Chassis Rimless 5521 EyeglassesSilhouette TNG 2018 5521 Eyeglasses Chassis made by Silhouette are Unisex Eyeglasses. They have an Oval shape, and come in 11 colors, which are black, blue, brown, gold, grey, orange, petrol, red, rose, silver, and violet with 7 sizes, which are 17_135, 17_140, 17_145, 19_140, 19_145, 19_150, and 21_145. Whats included with the silhouette chassis? The silhouette chassis includes the bridge and temples and does not come with demo lenses. Its designed