The advantages of the next generation S-Works 6 shoes can be summed up in two simple phrases—explosive speed & superior comfort. The speed comes as a direct result of an incredible fit & better connection delivering more efficiency & power to the pedals. Meanwhile the new Pad Lock™ heel combined with some outright revolutionarily strong & lightweight materials in the upper creates a snug fit thats incredibly secure. The result? You have a shoe that helps transfer more of your energy into the pedals when you crank up the watts. Add to this the legendary performance & adjustability of the dual-Boa closure system & the S-Works 6 becomes more than just a shoe it allows you & your bike to work seamlessly together with maximum efficiency.> Body Geometry sole & footbed are ergonomically designed & scientifically tested to boost power increase efficiency & reduce chance of injury by optimizing hip knee & foot alignment.> Our stiffest & lightest FACT Powerline™ (patent-pending) carbon plate to maximize power transfer: Stiffness Index 13.0.> Dyneema Cubic Tech™ directional fibres are thermobonded to create no stretch zones for ultimate connection.> Independent Boa S2-Snap dials for on-the-fly micro-adjustment backed by the Boa Lifetime guarantee.> Pad Lock™ moulded heel & one-piece stroble upper for superior fit.> Titanium alloy cleat nuts can rotate to position pedal/cleats 5mm rearward.> Non-slip replaceable heel tread with internally recessed screws for security.> Form Fit last with roomy toe box for the ultimate in connectivity & comfort.> Three-bolt cleat pattern fits all major road pedals.> Approximate weight: 224g (1/2 pair Size 42