Mindscope Twister Tracks Micro Neon Glow in the Dark 11 feet of Flexible Assembly Track Race Series with rechargeable car Micro Series is half the size of the standard Twister Tracks and Includes 11 feet of neon glow in the dark flexible assembly track. 1 Light up Red Race Car lithium rechargeable battery powered no batteries needed. There is no wrong way to build, snap the track pieces together in infinite track combinations. Race Car has black lights underneath that leaves a glow in the dark trail on the neon glow in the dark flexible track. Tested and Safe for Ages 3 adult.