Safe to use: made of eco-friendly polyester. Odorless and non-toxic, safe for adults, children, and pets. Provides a comfortable and relaxing environment. Excellent performance: offers advantages in noise reduction and echo absorption. NRC rating of 0.9. With extra strong adhesives: designed for porous surfaces. Perfect fit and removable without leaving residue. Durable material: high density up to 230 kg/m³. Resistant to impacts, corrosion, heat, and aging. Wide range of uses: acoustic treatment, home decoration, wall protection. Ideal for recording studios, offices, home theaters, game rooms, among others.