DESIGN: Pentagram: A special kind of figure in magic, when used in magic, it is usually called "pentagram". Using a positive pentagram as a magic circle is white magic, and using an inverted pentagram symbolizes black magic. The pentagram has the meaning of "victory". MATERIAL Made of stainless steel.It is not easy to be corroded, does not change color, does not deform, is solid and bright.Stainless steel jewelry does not tarnish or oxidize which can last longer than other jewelries. Stainless steel is one of the most bio-compatible metals which makes it becomes hypoallergenic due to its anti-allergic properties. Besides, stainless steel is considered as an affordable material. SIZE The inside diameter of 17mm, 18mm, 19mm, 20mm available.The size of our ring deviate from the standard of US size.Please carefully compare the data of the Product size data and standard size data, to avoid buying a ring that does not fit your finger size.For example if you choose size 10 it means the inside diameter is 20mm. About Size Please choose the correct size. RECOMMENDATION pentagram ring pentagram ring star ring Add to Cart Add to Cart Buying Options Customer Reviews 4.4 out of 5 stars 107 4.5 out of 5 stars 146 3.9 out of 5 stars 27 Price $9.28$9.28 $4.99$4.99 $6.78$6.78 material stainless steel stainless steel stainless steel color black/gold/silver/rose gold gold/silver/rose gold gold/silver size 7-10 7-10 6-11 brand AMAXER AMAXER AMAXER