K. OLIVIER Earrings "Les Rêveuses" K.Olivier, designer-upcycling; unique model, handmade in France from upcycled materials. Certificate of authenticity. Christophe Routin, founder of K.Olivier, is a sensitive and committed designer. In addition to his high-flying creations such as his dancewear made entirely from recycled materials, his masks and headbands, he is committed to offering the possibility of wearing green accessories that are also elegant, fun and shimmering.