The Clifton features compression-moulded foam paired with an elevated mesh upper. This design incorporates reflective details, tactile silicone touchpoints, and a double-lace lock to prevent tongue migration. smooth Metarocker™ for effortless heel-to-toe transitions engineered mesh upper durable abrasion rubber outsole rearfoot-focused active Foot Frame™ open cell sockliner double-lace lock durabrasion outsole