12- to 24-Inch

Marathon tires incorporate light-reflecting sidewalls for better visibility and also utilizes a Silica compound for easy rolling and longer life. - GreenGuard is a highly elastic, India rubber that is 3mm thick - One third of GreenGuard is made up of recycled latex products - Endurance compound for durability - aramid-MB belt puncture protection using a combination of natural rubber and aramid fibers - Reflex sidewalls incorporate light-reflecting bands

Schwalbe's Marathon Plus is legendary for durability and protection. Their nearly impenetrable 5mm-thick SmartGuard layer almost eliminates flats over the course of the tire's excellent, long life. Whether you're setting out on a cross-country bike tour, cruising on a tandem, or just want peace of mind during your daily commute, the Marathon Supreme is in it for the long haul.

Built for the recumbent trike rider, Schwalbe's Tryker provides minimal rolling resistance and is light, fast and durable.