925 Sterling Silver: Our ring base is made of S925 sterling silver, high quality, comfortable to wear and friendly for sensitive skin, lightweight and minimalist. And package come with 1Pc suede fabric square silver oolishing cloth to help you clean your jewellery making rings. Unique Design: There are 4 claws on the ring base, which are suitable for fixing beads or gemstones. And the package come with 1Pc suede fabric square silver oolishing cloth to help you clean your jewellery making rings. Golden Adjustable Ring: The standard size is about 19mm in inner diameter, which can be expanded or lessened on the basis of your finger. These rings are adjustable to fit most ring sizes, so you don't have to worry about the inappropriate size. Easy to Use: Firstly, apply glue to the pendant setting(If you don't want to use glue, pls skip this step ), then place your gemstone on the pendant support, after determining the right position, press the four claw prong on the gemstone, finally, you can reinforce it with jewelry pliers. Meaningful Gift: Jewelry is the perfect holiday gift for a sensual surprise. Make a unique jewelry gift for your loved one, lover, friend, wife, sisters, mother,friend, or even yourself with the claw ring base.