Description:Chinese Style Tai Chi Necklace and Adjustable Rings Mood Jewelry, the color can change.Amazing and creative gift for your family and friends.Perfect to wear in any occasion.Color will change with your mood and the temperature of your body.Material: Stainless Steel, Alloy, EpoxySpecification:Chain: Approx. 50cm / 19.7inchPendant: Approx. 2.45 x 2.1cm / 1.0 x 0.8inchRing: Approx. 3.3cm / 1.3inchBox: Approx. 8.15 x 5.15 x 2.6 cm / 3.2x 1.0inchPackage Includes:1 Piece Mood Pendant Necklace1 Piece Mood Pendant Ring(3 Pack)Note:1. Since the size above is measured by hand, the size of the actual item you received could be slightly different from the size above.2. Item color displayed in photos may be showing slightly different on your computer monitor since monitors are not calibrated same.