PU sofa set, leather sofa 1. stainless steel frame, 2. solid wood structure, 2. high density foam, 4. PU or leather. PU sofa, 1 ... +1+3 sofa set, leather sofa set 1. Materialsa. fully dried solid wood frame ... seater,love seat and three seaters to sell.e. black, white, etc, more than 40 color options.2. Terms Delivery time ...