To activate your Slow Changing Soft Bubble Ring, squeeze it from top to bottom. Multicolor LEDs slowly morph from color to color. Dimensions: Height: 2.0 in. , 5.08 cm. Width: 1.25 in. , 3.17 cm. LED Colors: 1 Blue, 1 Green, 1 Red Ring Colors, assorted soft shell: Blue, Green, Red, Purple, Pink, Clear Slow Changing Soft Bubble Ring come ready to use with batteries inside; NOT replaceable. Packaging: Retail ready, individually packaged in stylized box – 24 pieces per box, 288 pieces per case.