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Neither, they are a near solid "honeycomb" From hiboy site: Highly elastic organic material honeycomb tires, combined with the rear shock absorption system to ensure riding comfort, while effectively reducing the trouble of after-sales maintenance due to air leakage from the inflatable tires.
Sorry, there was a problem. Please try again later.Solid
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Sorry, there was a problem. Please try again later.The wheels are solid honeycomb so they won't go flat :)
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