Greg 3 Seat Sofa. Greg is a range of modular, monobloc sofas designed by Emaf Progetti, established in 1982 by Aurelio Zanotta. Its bold form is complemented by tailored upholstery and a surprising level of comfort. Polished aluminium alloy legs and steel frame. Elastic strip suspension with upholstery in polyurethane/Dacron Du Pont. Removable covers in fabric or leather - wide choice available, contact the store for more info. Other modules also available.