Cardani Lace Sleep Cap and Hat Liner in Bamboo - Chemo, Cancer Hat Denim with White Lace 95% bamboo viscose, 5% spandex Total Head Coverage Moisture Wicking &amp; Antibacterial Cool, Smooth and Comfortable Stretches for One Size Fits Most Ideal for Sleeping or Wearing Under Hats, Scarves or Wigs Ideal for Hair Loss or Hair Thinning