Lorena Canals wool rugs are made of natural wool over a 100% cotton base, from non-toxic dyes and are environmentally friendly. Lorena Canals wool rugs have been tested for their ecological orientation, as well as for the non existence of harmful substances (for the health). This product complies with all quality and safety regulations for children. ISO 9001, ISO 14001, ISO 18001 and AITEX certified. Woolen rugs are characterized by being more rigid and thicker than cotton rugs, and are gaining popularity within the international trends of decoration. Each piece is unique, which is why there may be small variations in color and shape. Lastly, Lorena Canals carpets are socially aware, because with every purchase, you help a child from North India to go to school and be educated. Suitable for subfloor heating.