1. The tire is made of rubber, wear-resistant and anti-skid 2. Easy to use and replace, flexible to adjust and firm to fix. 3. The anti-skid pattern makes it can be used in snow and rainy days to play the scooter safely. 4. Modification available for XIAOMI M365 and Pro scooters 5. Inner diameter: 15.6 cm/6.1 inch 6. Outer Diameter: 25.5 cm/9.8 inch 7. Tire thickness: 3.7 cm/1.5 inch
