Quality rubber molding Includes soft open cell foam inserts Specifically for general trail/crawling Exquisite and simulated details High wear-resistant and excellent durability Specification: Item: 1.9" Trail Tires Material: Rubber, Foam Outer Diameter: 114mm (4.49in) Width: 42mm (1.65in) Each Tire Weight: 99.2g (3.49oz) Poly Bag Package What's Included: 4 * 1.9'' Trail Tires