Free Shipping Worldwide
The ring is sensitive to temperature which opens up a unique color changing feature. It changes to 12 different colors.
Size:about 6mm in width,U choice diameter sizeSize Reference6 size=16mm in diameter7 size=17mm in diameter8 size=18mm in diameter9 size=19mm in diameter10 size=20mm in diameter
Free Worldwide Shipping & 100% Money-Back Guarantee
Extremely high demand: expect 2-4 weeks for it to arrive (to be safe).