Schwalbe Delta Cruiser Plus Tire - 26 x 1-3/8, Clincher, Wire, Black/Reflective, PunctureGuard, SBC, E-25The classic center rib profile is versatile and offers pleasant rolling characteristics. Of course, the Delta Cruiser Plus tire is equipped with 50 EPI carcass, K Guard and reflective lines. Product Specifics Color: Black Reflective Defined Color: Black Designed for ebike: Yes Flat Protection: Tread ISO Diameter: 559 26" MTN ISO Width (mm): 40 Labeled Size: 26 x 1 3 8 Tire Bead: Wire Tire Diameter: 26" Tire Intended Use: Road Tire Type: Clincher