The schwalbe smart sam tyre is a performance wire dual tyre that is perforct for people that are looking for speek and grip on and off road its tread pattern ensures that you get enough grip without affecting speed and is generally a great all rounder that all types of cyclists will love the bike tyre is fast rolling and hard wearing which is perfect for hybrid and touring bikes that don39t know what lies on the road ahead these tyres can be ridden on and off the road because of thei