Breathable engineered mesh and TPU upper. 100% recycled laces, breathable mesh lining, and mesh footbed cover. FLOATPRO FOAM footbed for enhanced cushioning and energy return. FloatPro Foam midsole for lightweight comfort that lasts, and FLEXconnect dual-directional flex-grooves in the midsole for enhanced ground connection. Merrell Quantum Grip durable rubber outsole that enables confidence in the most extreme trail environments.