For the baby that is on the go and in control plenty of safety features to keep the keenest mini racing drivers under control features for use from around 6 months for on the go babies utra flat folding removable tray for easy cleaning washable seat cover anti slip grips prevent the walker sliding down inclines the single direction rear wheels control the walker movement of the walker removable playtray with toys and electronics 4 height positions seat can be fixed or rotating dimensions o