Designed for the fitness aficionado seeking superior performance design features and a part of the Kelly Ripa Collection, Ryka's Synergy is the ultimate lightweight, low profile, training shoe. Optimal flex, cushioning and an asymmetrical upper design with a fully functional strap creates a personalized fit and ensures proper foot impact alignment.

Upper: Lightweight synthetic leather upper with perforations supreme durability that's breathable. Forefoot strap creates a customizable forefoot fit. Padded air mesh tongue provides increased cushioning and breathability. Padded heel collar with internal heel counter for increased comfort and support. Reinforced toe tip for increased durability.

Midsole: Removable Ortholite® sockliner provides long lasting cushioning, air flow, moisture wicking properties and is odor and fungus inhibiting. Lightweight compression EVA with Nitracel® injected forefoot, which acts as a pillow to the metatarsal region. Nitracel® is engineered from Nitrogen infused foam, this innovative cushioning cartridge absorbs impact and provides energy return for a smooth, resilient ride. Sleek S.G.S.™ provides midfoot support. S.G.S.® (Skeletal Guidance Shank) is uniquely engineered to keep the shoe lightweight yet provide midfoot support during heel-to-toe transition. The S.G.S® works in tune with the other technologies built around it by acting as a center frame stabilizer. C2™ Cartridge in the heel is a highly innovative cushioning system engineered with an encapsulated Visco-Elastomer pack, with active spheres that provide a spring like quality for superior performance, cushioning and comfort.

Outsole: Four-piece, solid rubber with C2™ cartridge heel cushioning and high-functioning outsole plate traction with forefoot flex grooves offering serious grip and flexibility.

Available in width B (Medium).