STIMULATES ABILITY: Trains graphic cognition of your child also stimulates their spatial thinking and hand-eye coordination.enrich their creativity and imagination.Develop brain thinking ability. EASY TO STORAGE: Our building sticks set with storage bag never be messed up in your house. It could be used indefinitely and easy to accommodate. Manufacturered by wang JESS. BEST GIFTS: Its excellent for open-ended play and geometric modeling construction.This magnetic building block will be a great choice for birthday gift back to school gift or Christmas gift. APPLICASION OCCASIONS: Suitable teaching for children and great stress reliever for adults. It is also a perfect toy set to build up a positive relationship with your children. MATERIAL: This magnetic construction toy set is made of environmental-friendly odorless PP material which is non-toxic without BPA no harmful substances.