*** [WTOR Growing Marbles]:The coolest marble pack has a total of 25 luminous glass beads in 6 colors.9 blue,7 yellow,5 red,5 light blue,4 green and 2 orange. Glowing dreamy fluorescence in the dark.

*** [Easy for Kids]: The children simply place these glass marbles under a light source to activate the beads to glow.Children will be enchanted as these glowing marbles roll around the marble run set.It is effective in improving children's hand-eye coordination and enhancing their fine motor skills.

*** [Convenient Fleece Storage Bag ]:The marble refill set also comes with a storage bag so you can keep all your marbles in one safe place, so that they won't roll around.

*** [High Quality]:These marbles are made of very hard glass and will not break. Will not be a threat to children. The light-emitting time is relatively long, and it can be repeatedly charged and light-emitting.

*** [Use with Marble Run Set]:Use these glow colored marbles with any marble track device, and when it rolls in the dark, you will be amazed by the glass marbles. It is of educational significance to children.