Nice present:This 100 sided polyhedral dice is a nice present for your family and friends, suitable for dice games at birthday parties, Christmas parties, Easter Day events, and so on.Math teaching tool:This 100 sided dice is also a useful tool for math learning. you can use it to learn numbers and count counts.Specification:Material: acrylicColor: classic color with numbersSize: 45 mm in diameterWeight: 60 gramsPackage includes:1 X 100 Sided polyhedral dice1 x Flannel pouchWarm note:Please allow slight size error due to manual measurement.Adult supervision is needed to avoid swallowing risk.