The halo nanuk 26in fat bike tyres are light weight large footprint 40 inch wide tyres designed for use on sand snow mud and all other soft conditions where their low profile directional tread pattern provides steering stability the low tread height and overall low weight of either tyre provides good low rolling resistance on trail surfaces and fire roads alike high quality 60tpi carcass and folding kevlar bead help to keep the weight down to a mere 1090g