Enviso 8106 sunglasses are part of the brilliant Silhouette Enviso range. Like the rest of the Silhouette sunglass collections to be seen in the related products below, Enviso is rimless, weighs approximately just 1.8 grammes and comes with a 3 year manufacturer's warranty. The temples (arms) of the Enviso models are made of Silhouette's own lightweight acetate SPX material. Perfect for those who prefer an acetate temple. This model also comes with polarized lenses, 8106 polarized, which you will also find in the related products below.