1. Dry your wet hair faster with Jseng Microfiber Towel Caps. Compared to traditional microfiber towels, use these caps with your favorite hair extensions overnight for shiny, smooth hair! Protect your pillowcase. Reduce shedding during nighttime hair care. 2. Super absorbent! Reduce blow-drying and dry your long, curly, wet hair faster. 3. Machine washable!