5 of our most popular see-through marble run pieces allow you to see all the action.
2 - 360 degree rollercoaster loops that make your existing marble run much more fun.
2 - waterslide pieces that allow the marble to slide down and change direction very quickly.
Standard toy size marbles (5/8 inch or smaller) work with this set (no marbles included with this set).
Compatible with Marbulous Marble Run Toys including our Marble Genius Marble Run Starter Set (60 pc.), Super Set (85 pc.), Extreme Set (125 pc.), & 8 Accessory Sets.

Technical Details

Product Details

Product Dimensions

Package Dimensions
Width : 6.61 inch
Height : 2.8 inch
Length : 11.42 inch

Item Weight: 0 ounce (View shipping rates and policies)
Shipping Weight: 0 ounce (View shipping rates and policies)

ASIN : B0758VCLWZ