Why are the tires of M1 so fat?

Articles in this section

• What's in the package for M1?
• Can I ride M1 when it rains?
• Is M1 easy for me to replace the accessories myself?
• How does M1 feel to ride on rough roads?
• How fast can I ride with fiido M1?
• Can I put M1 in the trunk of the car when needed?
• How much does M1 weigh?
• Is there a problem with long rides for M1?
• Why are the tires of M1 so fat?
• I am a bit overweight and I would like to know how much weight can the M1 hold?