1.Safe Material: Made of high quality wooden material, environmentally friendly water paint, Bpa-free, odorless, safe for kids to play with it all the day.
2.Shape Cognition: There are different shape of this rainbow stacker including circle,triangle,square, star,pentagon, this rainbow stacker toys will help kids recognize shape and size while playing with it.
3.Color Recognition: 7 Bright colors improve children’s perception and aesthetic ability of colors
4.Improve Hand-Eye Coordination : Kids stacks different shapes rings together, which can exercise the child’s hand-eye coordination ability, logical thinking ability.
5.Round Surface Without Sharp Edge: The surface of wooden stacking toys are finely polished and worn down, no burrs or sawdust, never hurt kids hands when playing with it.