ITEM NAME:ring mood ring adjustable size color change heart light light U9R3 ring mood ring adjustable size color change heart light light U9R3 Changes in color of cross and mood ring Color changes according to your mood and finger temperature Heart shaped, probably improving your charm Adjustable ring fits in several sizes This reference color chart and emotion, English, Spanish, French and German The Chubu region is a change in the color of the heart The colorful area surrounding the heart is bright Material: alloy Inner diameter ring: about 17 mm (normal state) Size: Size 7 US / UK size N 1/2 Core size (large one external): (width x height): about 1.5 x 1.3 cm Package includes:1 x ring color Change the mood 1 x See table of color and mood Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.