The rugs are non-slip, hypoallergenic, waterproof, resistant, heat insulating, flame retardant, phthalate and BPA free. They do not need maintenance, they can be easily washed with mild soap and water. They are 100% recyclable and do not need any type of adhesive for installation. Characteristics of the materials: Scratch-resistant: 2.4 mm PVC coated polyester fabric with a protective layer that prevents wear and tear on the design.Indoor use. Very resistant material that withstands the wheels of an office chair and can be cleaned with any type of cleaning product. Interior mats: walkable PVC fabric 2.0 - 2.4 mm thick. Suitable for any type of floor for decorative use. Outdoor rugs: PVC coated polyester fabric with black backing 2.2 mm thick. Suitable for any type of floor. The color you see on the screen may change when printed, the image is a rough representation of the design.