luxury designer rings for women and men gold band rings fashion couple jewelry double f letter ring, Silver

titanium steel, also known as titanium alloy/316l stainless steel, is more expensive than ordinary stainless steel. it is an environmentally friendly material that will not cause side effects and harm to the human body. it is very suitable for making jewelry that comes into contact with human skin. titanium steel jewelry is made of the same material from the inside to the outside. its characteristics: high hardness, corrosion resistance, strong acid resistance, strong alkali resistance, no discoloration, no fading, no allergies..syi