Thermal, Sound and Acoustic insulation felts produced from %100 recycled polyester fiber by needle punching with non-woven technology. It has a high thermal conductivity value (λ 0.033) , Impact sound reduction 30 dB, up to 45dB sound insulation, breathing material (µ 1,1) , no harm to human health and the environment. Antibacterial. It is not affected by water. It provides heat and sound insulation at the same time. Has moisture resistance. Long life. Does not dust, It does not emit particles. It does not cause discomfort during its application. The product with Oeko-tex certificate, which should be in baby clothes. It has successfully passed the Reach and Rohs tests. The fire class is Bs1d0 . It does not conduct flames, does not drip, does not emit toxic gas. They are light, thin products that do not take up space. They are environmentally and human-friendly felt products.