Package includes: you will get 42 pieces foam sponge hair rollers, each hair roller measures approx. 7.0 cm/ 2.8 inches long and 1.5 cm/ 0.59 inch in diameter, combined with 1 piece stainless steel rat tail comb, which is approx. 21 x 2.5 cm/ 8.27 x 0.98 inches in length and width, nice combination for your hair styling Safe and harmless: these sponge curlers do not require heating, won't pull your hair, do no harm to the hair, easy to operate and won't take much time, allow you to design a curly hairstyle quickly, safe and considerate tools for you to choose Flexible and practical: our sponge hair curlers are proper for various hair types and textures, you can use it make to waves, rolls, curls, air bangs and other shapes for your bangs or tails, highlighting your dressing during a variety of occasions Reliable and durable material: these soft sleeping hair curlers are made of foam sponge, the rat tail comb is made of stainless steel and plastic, which are safe and durable, can be applied for a long time, you can enjoy the hair styling at home many times Simple to operate: just take a strand of the appropriate hair volume according to the length of your hair and use this flexible hair styling sponge curler, do not add too much hair at one time, otherwise it will affect the effect, and you can wear it anytime and anywhere, even for sleeping use