The round frame is stuffed with leather with a brass geometric pendant. There are more than four styles. The pendant is detachable, and you can wear the circle on it alone, or you can interchange the size circle with the pendant. https://www.rosastudio-tw.com/image/data/2019/12/12/dcc4d0ffacf1bd99a8cf736547a12b4f.jpg https://www.rosastudio-tw.com/image/data/2019/12/12/85eea21109ebe67d043d45c600f4c58f.jpg Material: Cowhide / Steel Pin Gold / Brass size: Small round frame diameter 0.7cm Large round frame diameter 1.2cm Overall size W3xH4cm https://www.rosastudio-tw.com/image/data/2019/12/12/8754b0cf5c1ab0d0f7746d31e2b72d05.jpg <Revised Clip Reference-Transparent Silicone Clip> The ear clip cannot be matched with the size circle, so the pendant will be fixed below the large circle. If you need to change it, please inform me. ░Cautions░ For sensitive skin, please consider buying on your own. There is no return or exchange service for goods except for defects. ░Maintenance░ ① Brass material: without electroplating, it will oxidize and darken with time, it will appear retro yellow fog when worn frequently. ② Plating material: It is normal for products to become darker and darker over time. ③Glass and ceramic materials: Avoid falling and colliding. ④Leather material: European imported vegetable tanned leather, the leather will become darker with time. ⑤ It is recommended to remove the jewelry when taking a bath, swimming, bathing in hot springs, or coming into contact with any chemicals or makeup products. ⑥ When the jewelry is oxidized, you can use a silver cloth to keep it bright. It is recommended to keep it in a zipper bag when not wearing to prolong its life. If the brass is wet to produce green embroidery, you can mix toothpaste with vinegar or lemon juice, apply the jewelry for ten minutes, and then use cotton cloth or cotton pads to circle it. If it is still difficult to remove, use copper oil for cleaning.