Tubeless Complete- Folding Tubeless Bead, Bead to Bead protective breaker & multi-compound with Dynamic Silica4. Modeled after our Assurance All-Season automobile tire, the Transit Tour combines a durable, utilitarian construction with siped directional tread that offers unsurpassed all-weather traction. Reflective side strips enhance twilight and night visibility providing robust flat protection and a comfortable ride. Each tread offered in 3 constructions, all with reflective tape. S:3 Shell- Wire Bead, 3mm under tread. S:5 Secure- Wire Bead, 5mm under tread & F:Wall protective sidewall.