What's in the box:

Construction Marble Run Race Track DIY Building Railway 109 Piece Set Kids 3D Maze Ball Roll STEM Children Christmas Gift (Standard)

Features:
109 pieces marble run set, easy to assemble, improve children's hands-on ability, cultivate children's spatial awareness.
Made of plastic material, non-toxic, tasteless, durable and fall resistant. Fine workmanship, smooth surface, no injury to hands.
Various combinations can help children improve their creativity and logical thinking ability, stimulate their spatial thinking and hand eye coordination.
Let kids build the blocks differently each time with their imagination and improve their hands-on ability, creativity, exploring capability, hand to eye coordination, color discrimination, and sparkle their imagination.
It can be used as a great gift for children. Parents can play with their children and let them grow up in happiness.

Specification:
Material: Plastic
Number of Piece: 109
Package Size: 32 * 23 * 8cm/ 12.6 * 9.1 * 3.1in
Package Weight: 570G/21.1oz

Packing List
109 x Building Block