Product Name: Jumbo Hair Perm Rods Product Quality: 24 Pcs Product Color: Black Color Product Size: Large Size Length: 3.27 Inches / 8.3 Cm , Diameter : 1.2 Inches / 3 Cm. Product Material: Plastic With The Rubber Band Product Details: Matte Surface, For Better Hold, Each Hair Roller Has Several Vents. Product Feather: Lightweight, Heatless, Doesn'T Harm Your Hair, Simply To Use, Easy To Style Hair In A Natural Way. If You Want To Get A Volume Hairstyle, Like Wavy Hair, Curly Hair, Fluffy Hair, Try This Designed With An Openable Lid Cap And A Rubber Band, Fix The Hair Well Without Any Pins. Easy To Operate Quickly For A Next Day Hairstyle Suitable For Home Perm, Professional Salon Use How To Use Hair Perm Rods: 1. Part Your Hair Into Several Small Parts 2. Use Hair Conditioner To Your Hair 3. Remove The Perm Rods Cap 4. From The Hair Ends To Roll The Hair, Stop In The Hair Top 5. Put The Cap That Attaches The Rubber Band Into The Rods, Press, And Fix 6. After A Few Hours, Take Down The Perm Rods To Check The Hairstyle. 7. Use Your Finger To Part Your Wavy Hair, The Hair Will Be More Full. Easy And Natural Wavy Or Curly Hairstyles Are Done. Q: How Many Perm Rods Do I Need: A: That Depends On Your Hair Length And How Thick Your Hair Is. Q: How Can I Choose The Perm Rods Size? A: That Depends On Which Hairstyle You Need. Using A Large Size Can Get Curly Hair, Use A Small Size Can Get Kinky Hair.