TILDE 2 Sunglasses by Face A Face. Color: Crystal Tortoise Gradien Black Blue (0384), Pink Blush Crystal (3006), Tortoise Green Irise (4057), Transparent Striped Amber (4321), Black (100), Size: 53-19-145. Audacious, artistic, extraordinary… FACE A FACE glasses are at the cutting edge of design. Every frame is meticulously crafted by artisans using only the highest-quality materials: from 100% organic acetate to space-grade titanium. The resulting glasses are durable, lightweight, flexible, hypoallergenic, and most important of all, comfortable. And once coated in the exclusive FACE A FACE color palette, they are nothing short of magic. Full of spirit, light and personality, the spectacles cultivate boldness and vitality.