JANIS Eyeglasses by Gotti. Color: Black matte, Dark blue, Gold Brushed, Size: 57-15, Material: Titanium, Collection: Götti Switzerland.. With the Janis frame, Gotti refines the square silhouette in ultra-light titanium for a barely-there feel and minimalist look. Offered in sophisticated shades, this eyewear is a natural choice for a streamlined, modern wardrobe. Whether paired with a blazer or a pared-back knit, the Janis keeps your look clear, composed, and quietly confident.