Upgrade Satin Heatless Curler Band- Upgraded curting headband is made of satin material outside and soft cotton fiber material inside; which is softer, and more comfortable to sleep in than the other versions. Our no-heat curler helps you hold the hair finalized and healthy easily. Easy to Use- Before going to bed, put the curling rod over your head like a headband, simply wrap your hair around the no-heat hair curler and secure it with the included scrunchies, then allow your hair to air dry or sleep on our Overnight Foam Hair Curlers and wake up to beautiful curls in the morning. For All Hair Types- This luxurious heatless hair curler can be used on all hair types, from straight to curly and everything in between, making them the best hair curlers for long hair or medium hair length. No More Heat Damage- Avoid heat damage with this perfect hair roller for heatless curls alternative to traditional hot rollers and other rough hair curlers. This set includes a curling rod and two satin sleep scrunchies, all covered in high-quality, silky satin fabric. Excellent Service- Sleep curlers are not suitable for girls with too short hair and thinning hair.