1.back tied sleeping cap 2.Eyelet fabric, airpermeability 3.Can protect the hair style during sleep 4. ... all kinds of pirate caps,handkerchiefs, bandanas, shoppingbags including 100% cotton men's, ladies' and children's handkerchiefs,100%polyester bandana ... often worn to protect a processed hairstyle during sleep.100%cotton,green products,soft and durableAdvantage:Strong strctchy Any size and ...