Features: Keep your hair dry 80% before use. Wrap a bunch of hair around the roller, then flip the pillow curler and secure it by folding the rest. Then your hair will be fixed on the curling iron, you can refer to our picture tutorial. USE WHILE SLEEPING: The tip for sleeping with hair curlers at night is to tie them up and back with a scarf, find a comfy position and you'll love the curls you wake up with. Specifications: Product name:Hair curler Quantity:20+3 Material:nylon Size: 55cm Product List: 20 * hair curler 3 * hair styling hooks Precautions: There may be some deviation because of manual measurement,please refer to the actual product received. Hair type Thick Hair,Wet Hair,Long Hair,Dry,Thin,Short Hair Material Nylon, Silicone, Plastic Size 23 Piece Set Brand Seully Unit count 20 count Includes:You will get 20 pcs wave hair rollers and 3 pcs hair styling hooks,the heatless wave curlers is an environmentally friendly product, friendly to the hair, it is a good choice for your DIY hair style. Best gift:This silicone hair curler is an ideal gift for lover, girlfriend, wife, mother, etc. It is perfect for families, hotels, beauty and other places,perfect for creating gorgeous curls. High quality:Made of high quality nylon,non-toxic and not easy to break,suitable for dry or wet hair, long or short hair, thin or thick hair, can be used for a long time. Easy to use: You can DIY make hairstyles when reading books, watching TV, doing housework, or even sleeping. It only takes one night of natural curls, which will save you time and money in the hair salon. Protect hair:Wave Hair Rollers are a great alternative to using heated styling irons and will create healthy-looking curls and waves, without damaging your hair.