The Knoll Perron Pillo Modular Sofa by Willo Perron reimagines modern lounge seating through an inviting stack of oversized pillows. Engineered with a concealed steel frame and plush polyurethane cushioning, the adaptable modular system offers two seat depths—Standard or Deep. Reconfigurable components allow tailored arrangements for relaxing, curling up, or gathering in modern living spaces.