Multiple use These empty rings are very suitable for the production of DIY jewelry and handicrafts, such as embossed pendants, photo cheeks, handicrafts, etc. Suitable for the production of family jewelry and hobbies to offer you more options for DIY crafting projects, or as Gift to family or friends Adjustable These rings can be adapted to most ring sizes, so you don't have to worry that they are worn improperly. The diameter of the base is approx. 10 mm/0.40 inches. Simply expand the ring to fit larger fingers. You don't have to worry about catching several sizes Easy to tinker These coarse rings have a diameter of about 10 mm and a flat base. You can tinker with your own ring. It is very suitable for gluing buttons, pearls or other things to make a unique ring. You can tinker with different rings according to your handicraft needs High quality material This blank ring is made of high-quality stainless steel, 100% brand new and high quality. Durable to ensure long -term use. The structure is robust, not easy to rust and fade. The smooth surface treatment does not scratch the fingers Inexpensive package The package contains 20 flat ring bases that are sufficient to meet your daily demands on jewelry production. You can make personalized gifts for family, lovers and friends. As a unique gift, simple and practical