100% Mulberry Silk, free from harmful substances. Elegant French-inspired style crafted from smooth silk fabric, adorned with delicate lace trim for a refined and feminine look. Loose round shape with full coverage, effectively protecting hair from friction and frizz during sleep. Features an adjustable ribbon tie at the back, allowing a custom fit that stays secure and comfortable throughout the night. Suitable for all hair types, especially long, curly, or thick hair, and for maintaining natural volume. Lace-trimmed edges enhance the feminine elegance; the smooth silk interior minimizes friction to keep hair sleek and shiny; the back ribbon bow adds both practicality and decorative charm.