A set of long hair curlers with Calista Tools� own � Create Ion� technology to ensure gorgeous style and healthy-looking hair. These state-of-the-art rollers have the PTC heating element in the roller itself, allowing the rollers to heat quickly. Also, to promote healthy-looking hair, Create Ion technology infuses 32 mineral powders, infrared rays, and wave motion into each roller when it is cast, lasting the life of the roller. This new technology infuses moisture, which results in extra body and added shine. The roller kit comes in a travel-friendly case, making it easy to take them wherever you go.This set contains:- 12 x long rollers- 12 roller charger stand- Travel pouch- Instruction manual Calista Tools Ion Hot Rollers are for all hair types: fine, coarse, thin, thick, short, long, layered, or one-length hair. Now, everyone can get body, voluminous waves, and perfect curls in a short amount of time.