2)Four PU wheels Removable,with shocks bearings                                                  
3)Front wheels:Direction 360° rotation.                                                     
4)Canopy:adjustable,Can be extended if need                                      
5)Five-point safety belt                                 
6)Pull handle and side lift bar(easy to carry)                               
7)Free accessories:Cup holder,Packing Bag
8)Extra pay accessories:                           
Mosquito Net,Summer Mat,Raincover,Feet Cover,Wrist Belt.