It has 4 solid wheels. Because of its swivel wheels it can be easily manouvered and handled. It is very mobile and takes up very little space. It folds extremely small and is a lightweight stroller. It is recommended from 6 months to 3-4 years of age. It has a rather large canopy and the backrest is reclining. It is the ideal choice for traveling by plane as it fold into a carry-on size.