According to the single-wheel China, choosing a unicycle will also require you to determine the purpose of the unicycle. Here are the instructions of various sizes:The 12-inch wheelbarrow is designed for smaller children.Children are too young to ride a 16-inch wheelbarrow and need a smoother floor, which is not a great option for outdoor use.The single-wheel China believes the 12-inch model applies to children aged around five years.The 16-inch wheelbarrow is a children's unicycle, and the small wheel makes it only suitable for very flat areas.It is best to use in indoor or smooth ground, outdoor use is not very good, especially ground rough or concave.For children between 5 and 8 years old (specific to the length of your child's legs)The 20-inch wheelbarrow is traditionally the most popular size, which is the most suitable for indoor use, the most flexible and the most skillful.In addition, the single-wheel China believes it is best suited for unicycle hockey and basketball.A 24-inch unicycle is a common size for adults.Suitable for outdoor paths, cross-country and spacious areas.But it can be used as a primary school car.The 26-inch wheelbarrow is a mountain cross-country vehicle, and if you're interested in cross-country unicycle and you're not a beginner, it's your first choice, but it's not for indoor use.The single-wheel China believes the 29-inch wheelbarrow is a good commuter car.Big wheels are faster and smoother.You can also use it for cross-country, but it's not that good in very rough terrain.Not as fast as 36 inches, but lighter and more flexible.The 36-inch wheelbarrow is a commuter car.The single-wheel China proposal, if you are a speed fan, consider a fast and smooth 36 inches, but not for beginners and indoor use.Specific details can learn about our online mall one-wheel China, unicycle.com, you can in online mall to buy the best of one-wheel China unicycle, and our staff can give professional advice to you at any time, for you to provide the most suitable for your unicycle.