BELA SUN Sunglasses by Gotti. Color: Ash, Slate, Mocca, Sand, Teal, Blush, Size: 49-20, Material: 3D Bionic, Collection: Götti Dimension Bionic .. Meet the Gotti Bela Sun – classic round sunglasses that feel light, look sharp, and wear comfortably all day. Crafted in Switzerland using Gotti's additive process and a castor-based polyamide. This material makes the frame remarkably light and resilient through daily use, while contributing to eco-friendly production. The Bela Sun is the choice when you want long-term comfort, time-tested design, and the confidence of Swiss precision in a pair of sunglasses you'll reach for daily.