These transformative snowflake can be combined into imaginative stuffs like transformers.It can cultivate children's creativity and imagination.It is one of the must-have toys in the growth of every child.Develop your baby's logical thinking ability.Exercise co-operation skills and improve working ability.Good for the brain thinking and awareness of different colors.The packaging have two different series that is clssified by weights. One is 240g per packet，another is 450g per packet.This one is big packaging style which is 260mm*350mm