Unique curved pin design provides up to three different sizes by creating a tighter fit when flipped, which allows for multiple hairstyles with just one Flexi Flip! This natural looking design is made with rhodonite, a dusty rose pink with black matrix blend. Kim is named after one of our top Flexi Reps, Kim S. PRODUCT DETAILS Plating: Imitation Rhodium. Reinforced with high-carbon steel drawn music wire. Rhodonite; known for its mix of pink rose colors with black veins throughout. Natural stone varies in color, size, and shape. Finished with imitation rhodium, which gives each item its silver appearance and shine, but are first plated with a copper base, then nickel. SIZE COMPARISON SM/Small compares to Flexi XXS, XS, SM MD/Medium compares to Flexi XS, SM, MD EX/Extra compares to Flexi MD, LG, XL