material: titanium stainless steel, 100% brand new flawless.
pass the artificial sweat test,through the artificial sweat test t is an environmentally friendly material that will not cause side effects and harm to the human body.thickness: 2mm.syi packing: with dust bag, box to be ordered separately titanium steel jewelry its characteristics: high hardness, corrosion resistance, strong acid resistance, strong alkali resistance, no discoloration, no fading, no titanium steel, also known as titanium alloy/316l stainless steel, is more expensive than ordinary stainless steel.titanium steel jewelry is made of the same material from the inside to the outside.