Item Type: Sponge Hair Roller Material: Sponge+PP Size: Approx. 7 x 3cm / 2.8 x 1.2in Package List 12 x Hair Roller Please allow slight error due to manual measurement. Thanks for your understanding. 1Safe To Use: With radian, it is very convenient for curling bangs or hair ends, easy to use. No need to heat, not easy to damage hair and hair follicles. 2Clamp Hair Firmly: Easy to roll up, firmly clamp the hair and not easy to fall off, conveniently create the curly hair style you need, simple operation. 3Skin Friendly Sponge: Detailed styling, natural curl hair without leaving indentation, convenient and practical. Sponge material, safe and eco friendly, skin friendly. 412pcs Hair Roller: 12pcs hair roller are available for use, enough to meet your use needs, light weight and compact, perfect for home and travel use. 5PP Material: Adopts high quality PP material, good toughness, wear resistance, stable physical and mechanical properties, not easy to deform.