EXCLUSIVE AT MR PORTER. L.G.R's 'Jambo' sunglasses are only available in this tortoiseshell colourway here. Crafted in Italy from lightweight, hand-polished acetate that's, they're fitted with tempered lenses that are both scratch- and impact-resistant, so they'll stand up to everyday wear and tear. The sleek square frames will suit round or heart-shaped faces particularly well.