They're Back! Spoolies® Hair Curlers - the original, high-quality curlers from the 1950s now reborn with new technology. The new Spoolies® hair curlers are made of biocompatible silicone and require no heat, clips, or pins to create long lasting healthy curls. Spoolies® are easy to use and give soft waves, natural ringlets, and classic retro-style pin curls. They're so soft and comfortable, you can sleep in them. Buy Spoolies® curlers today and create the curls and styles you love!