FSC is the leading catalyst and defining force for improved forest management and market transformation, shifting the global forest trend toward sustainable use, conservation, restoration, and respect for all. Each label provides information about the origin of the materials used to make the finished and labeled product. forest stewardship council (fsc) Esselte Home Storage Box Large, Pack of 3, Cardboard, Grey, 355 mm, 305 mm, 510 mm, 1.1 kg Esselte Home Storage Box Large, Pack of 3. Material: Cardboard, Product colour: Grey. Width: 355 mm, Height: 305 mm, Depth: 510 mm. Sustainability certificates: Forest Stewardship Council (FSC)