Y Four is a stackable chair in polyethylene.‎Y, the armchair introduced in 2015, has soft and moderate lines.‎ Its shape, modern and with vintage recalls, allows a great comfort and a wonderful versatility, that makes it perfect to fit both in public and private spaces.‎ The armchair is available in the outdoor version, stackable, and in the indoor one, with completely upholstered shell or with only a cushion, in the Y Soft version.‎ Y is presented with steel or wood frame, available with different declinations.‎