Suitable for: All skin types Treatment: Anti-bacterial silver ion treatment Fabric: 23 momme mulberry silk (highest quality silk) Closure: Hidden zipper Fitting: Stretches to fit similar sizes (It's ok to leave a bit of space and buy a size bigger) Ethical certification: Oeko-Tex® - Responsibly made Animal tested: No Added artificial chemicals: None Packaging: Each product is individually packed and comes in its own box.