In 2009, in a move to demonstrate that luxury goods and fashion can be combined with sustainability, Sergio Rossi launched the Eco Pump, a biodegradable fashion shoe made using liquid wood (derived from lignin) in the heel and sole, and leather uppers tanned using eco sensitive tanners.[17] In 2015, Sergio Rossi partnered with Eco-Age to develop a Green Carpet Collection of environmentally sustainable wear designs.[18]