Wide Usage: The flexible sponge foam rollers are proper for hair of various types and textures, and fit for both wet and dry hair; A good choice for your hair stylingMethod Of Use: Add the usage method of the product in the description section: use the product several times in a small amount, and do not involve too much hair at time, otherwise the effect will be badSafe To Use: The soft foam sponge roller causes no pull or harm to your hair or your head, you can wear it anytime and anywhere, also fit for sleeping useHair Styling: The soft sponge hair styling rollers are suitable for creating hair curls for what you want, highlighting your personal charm during a variety of occasionsFoam Sponge Rollers: Sponge rollers are strong and dense,fit for most hair types, practical for you to find out more delicate hairdressing ways, a good helper and addition for your daily hair care Specification: Material: Foam Size Chart: DxL: 1.5cmx7cm/0.59inchx2.76inch Package Includes: 14 Foam Sponge Rollers Note: Please allow slightly errors 1-2cm differences due to manual measurement.