Studded bike tires like this Schwalbe Marathon Studded Winter Tires allow you to have a safer journey. Studded bike tires give you full control on icy roads, tight bends and under violent braking. Schwalbe Marathon Studded Winter Tire spikes work best on ice when running at minimum pressure, while at maximum pressure the tires can be ridden on ice-free roads with minimal road noise.. These area great idea for and urban commuter! You can buy these bike tires for a price of $77.75.
Via Gear Junkie