More Details Vuarnet "District" retro-inspired sunglasses. Eye/bridge/temple (in mm): 53-18-145. Square acetate frames in transparent crystal and tortoiseshell. Unilynx purple flash lenses with backside antireflective coating. Logo detail at lenses and temples. Reinforced five-barrel hinges. UV Protection: 100%. Visible Light absorption: 91%. Harmful Blue Light: 99%. Made in France.