One Second Makes All the Difference S-Works Ares 2 The all-new S-Works Ares 2 is the ultimate shoe for racers looking for the most positive, locked-in feel without sacrificing comfort. Engineered with our Body Geometry methodology for power, comfort, and pedaling precision - delivering a 7-watt power increase while reducing forefoot pressure by 44%. The S-Works Ares 2 is the pinnacle of race footwear - redefined. At a Glance Use Road racing Body Geometry Last All-New Body Geometry last reduces forefoot pressure by 44% Outsole Material Unidirectional carbon Fit System BOA® Fit System featuring Dual-Dial Li2 Weight 263g for a half-pair, size 44 Compatible Footbeds Body Geometry SL Footbeds Gen 2