Heatless Hair Curler Headband - Heatless Curling Rod Headband for Long Hair, No Heat Curling Headband, Heatless Curls You Can Sleep In. Upgrade Design Curl: The top middle section features a flat, segmented design for comfortable sleeping, even with tossing and turning throughout the night. Ideal for achieving quick, attractive curls in the morning. The inner rod is made of soft and bouncy EVA foam. The exterior is 100% mulberry silk, sealed for freshness. No Heat, No Damage: This heatless curling rod headband provides a healthy alternative to heat styling. Achieve beautiful curls without exposing your hair to damaging heat. Expanded Size: 90 cm. Weight: 36 g. Note: Due to lighting and screen setting differences, the item's color may vary slightly from the images. Slight dimensional variations may occur due to manual measurement.