Fixed or modular sofa with poplar and laminated fir wood structure with aluminum supports with suspensions supported by polypropylene slats with fiberglass core (GOODSIDE®). Padding in bio-based polyurethane and differentiated density polyurethane. Lining in polyester fibers with needle-treatment and resin-coated, coupled with a polyamide velveteen backing. Steel base with epoxy polyester powder coating in burnished color. Floor support provided by black plastic tips. Fabric or leather upholstery. Only the fabric version is fully removable with zips and Velcro fastenings. The elements are joined using special hooks. Seat depth: 59 - 64 - 107 - 127 cm. For information on the compatibility of the collection’s coverings with each product, please refer to the compliance sheet provided in the “Materials” section of the website. For leather coverings the “Leather A” or “Leather B” Maintenance Kit is included with the product. Elements with leather upholstery, have fix armrests/backrests; the covers are not removable. The central stitching on elements 140 x 140 cm, can be avoided only if upholstered with fabrics higher than 140 cm. All elements 160x160 cm have one central stitching. With upholstery in patterned, floral, woven fabrics, velvet, or leather, a central seam on the side is always required. Elements with central backrest cannot be combined with elements with lateral backrest. Modular elements are joined with provided hooks for assembly, as shown in the drawing below. For compositions with different elements, please attach a general sketch to the order.