Material Type: Rubber External Testing Certification: BQB Item Length: 8.5 inch Special Features: Compatible with VSETT 8, 9, Zero 8, 9 PRO Electric Scooter Item Width: 8.5 inch Model Name: 8.5x3.0 Item Height: 3 inch Item Type: Tires Item Weight: 1.09 kg Item Diameter: 8.5 inch Solid Tire 8.5x3.0 for VSETT 8, 9, Macury Zero 8, 9 Series Electric Scooter 8 1/2x2 (50-134) Upgraded Widened Explosion-proof Tire Tire Size: 8.5x3.0 Included: 1 piece solid tire Material: Blend of Natural and Butyl Rubber Compatible With: Vsett 8/9, Macury Zero 8/9 Electric Scooter, Balancing Car, Folding Bike, Gas Scooter The solid design provides better flexibility and cushioning, offers good shock resistance and non-pneumatic performance, eliminates the risk of tire bursts and inflation issues, and ensures maximum safety. The tire permanently returns to its original shape. Safe and convenient to useno swelling, no inner tube, no punctures, no maintenance required, always ready for use. Resists pressure changes effectively while maintaining strength similar to fully inflated conventional tires. Made of high-quality rubber material with surface tread grooves for excellent grip, explosion-proof performance, pressure resistance, wear resistance, non-pneumatic durability, fast heat dissipation, and extended service life. Provides confidence on any terrain. Note: 1. Please check your original tire model before purchasing. if you have questions about compatibility to avoid incorrect purchases. 2. Due to lighting and screen differences, the actual color may vary slightly from images. 3. Allow 15 mm variation due to manual measurement.