With the latest, unbeatable technology, the Nike Free TR Connect 2 is designed to be the ultimate shoe for gym workouts. Upper features Flywire cables that cradle the foot for a more supportive fit. Soft foam collar wraps the heel for a comfortable, locked-in feel. Mesh tongue and lightweight mesh upper provide enhanced ventilation. Phylite midsole doubles as an outsole for lightweight cushioning and durability. Flex grooves on the outsole offer traction, flexibility, and a barefoot-like feel.