Upgrade your electric skateboard with the VokBoard Electric Skateboard Belts. These direct replacements for factory VokBoard belts are made of rubber and reinforced glass fiber for strength and durability. Compatible with VokBoard Electric Skateboards, these belts feature size 255-5M-15 for a perfect fit. Each pack includes 2 belts with a 150-mile or 1-month warranty. Note: Belt lifespan is 200 to 350 miles. Maintain tension and avoid hard braking in rain for longevity.