A 4 wheel walker known as Rollator provides a wide range of movement to disabled people, elderly patients, and individuals with less strength and endurance. Wheeled walkers offer extra stability and balance and help in moving on uneven terrains. You can find n number of rollators in the market that come in various designs and wheel size, seats, and finishes. Before buying a rollator, you should consider its pros and cons and essential factors that would help you make a well-informed decision.