128 Marble Runs Set-Nice Gifts Alternative to Lego Building Products for Boys & Girls age 4-12 Year Old.128 pieces marble run toys set, including various kinds of shapes. With 90 translucent building pieces and 32 pcs DIY marbles+ 6 Glass Marbles. upgrade the quality of our marble games.They are made of solid transparent ABS, absolutely non-toxic, no smell, new environmentally friendly, and not easy to break or snapped. Smooth edges can avoid scratching your children/kids' hands, parents don't need to worry anymore. 【Tips】 This toy contains some small parts and balls, need to be accompanied by an adult to use, should teach the child the correct use. So as to avoid eating and other unnecessary damage!Please pay attention and give understanding.