The Flyer Runner's evolution continues with this fresh silhouette reinforced with ***Lite Foam technology. Packed with performance features, this ultra-lightweight runner boasts a sidewalk-ready design with flex grooves running the full length of the tooling. FEATURES & BENEFITS OPTIFIT: Adaptive fit system designed to offer a secure lockdown and support during exercise SOFTFOAM+: Step-in comfort sockliner designed to provide soft cushioning thanks to its extra thick heel ***GRIP: Durable performance rubber compound designed for all-surface traction RUNGUIDE: Firm density guide rail designed to keep your foot aligned and centred through each stride Textile and synthetic upper Synthetic and rubber outsole *** Formstrip on the lateral sides with highlighted outline for support *** Cat Logo on the tongue Weight: 610g (UK 8) Lining: Textile; Outsole: Other, Rubber; Midsole: Other; Upper: Textile; Sockliner: Textile for men and women.