Material: filler-microgel, cover-microfiber. Filler weight 900 gr. Microgel is an artificial substitute for bird down, but it is lighter and hypoallergenic in combination with natural. Microgel does not absorb moisture or foreign odors, does not promote the reproduction of pathogenic microorganisms, dust mites and other pathogens. Products with a microgel filler easily restore their volume, and high breathability, moisture resistance and heat capacity create comfortable sleeping conditions. Thanks to the ability to quickly restore the original shape, pillows with microgel will last a long time. Recommendations for care are indicated on the product tag.