***Please note : that the black style is carbon fiber and will not glow****
Ring Unique Features: Luminous..Because the ring will be luminous . When your beloved, in the dark to see the ring heartbeat ECG pattern, he must be very happy, just like your lover on your side,, you can feel to her heartbeat
Material: 100% high quality Titanium steel.Luminous Titanium steel ring does not turn your finger green. It has a unique feature in that It does glow in the dark
Unique Gift ring design for couples Men and Women, Boy and Girls. the best gift in Christmas's Day or wedding, Party Day,Valentine's Day.