F O C U S is a piece of Paris roof that dates back more than half a century. It has been screen-printed with a plan focusing on its borough. It's made of zinc that we recycled. The manufacturing is entirely French and handmade. Each piece is unique. F O C U S will be sent to you in an envelope with its certificate of authenticity sealed and numbered. Some FOCUS are dark gray, others are light gray. The material is sometimes grainy, sometimes smooth. There are traces of his stay on the roofs (scratches or spots), the leaf has lived, it is more than half a century old. It depends on how it is aging on the roofs. Three factors make zinc roofs age differently: -Exhibition-Ventilation-The quality of zinc