Put one on and your finger sings. I’m talking about flashing huge gem rings. Wear them when you don’t want to be mild. The fast flashing lights are insanely wild. Huge Gem Rings are always prized. They have a grey open band that can’t be resized. One size fits most. Dimensions: Height: 1.50 in. , 3.81 cm. Diameter: 1.87 in. , 8.88 cm. LED Colors: 1 Red, 1 Blue, 1 Orange Batteries: Batteries for this item are NOT replaceable.