Feature 1Universal front & rear wheel tire, pierce prevention, solid and durable. 2Tough and good elastic rubber tire ensures good grip over different terrains. 3Thicken tire design guarantees the flexibility and buffer capacity so the tire could bear any pressure change. 4Easy installation and disassembly, very convenient. 5Specially designed for Xiaomi Ninebot ES1 ES2 ES3 ES4 electric scooter.SpecificationFeatures: Universal front & rear wheel tire, pierce prevention, solid and durable. Tough and good elastic rubber tire ensures good grip over different terrains. Thicken tire design guarantees the flexibility and buffer capacity so the tire could bear any pressure change. Easy installation and disassembly, very convenient. Specially designed for Xiaomi Ninebot ES1 ES2 ES3 ES4 Electric Skateboard. Specification: Material: Rubber Weight: 560g/19.8oz Color: Black Inside diameter: 13.5cm/5.3inch Outer diameter: 18.5cm/7.3inch Package List: 1* Tire .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }