... of roller skating. Unlike conventional roller skates, with the Flashing Rollers you can walk and skate ... put on, and also easy to play7.Small size, with one tragbar bag 8.Variety color to choose ... ret-tighten the screw again.WarningsWhenever you slide with the flashing rollers , you should wear the protectors ... . Both with the helmet, the knee,the elbow pad. Wherever ...