Buggy recommended minimum age new born pushchair weight 75 kg backrest 4 positions harness system 5 point safety harness slider not adjustable handlebar height 107 cm wheel settings swivelling lockable wheel type solid rubber tyres wheel diameter rear 16 cm wheel diameter front 16 cm number of wheels 4 safety bar with bumper bar footrest adjustable dimensions 83 x 50 x 107 cm dimensions folded 88 x 22 x 33 cm seat width 30 cm colour blue