Description The lightweight 663 offers N-ergy cushioning, mild stability, and a performance fit to the casual runner. Easy on the eye and easy on your conscience, this shoe features Environmentally Preferred Materials (EPMs) in its construction for a reduced impact on the earth's environment.
Synthetic/Mesh upper provides lightweight comfort and support
ABZORB® cushioning in the forefoot for exceptional shock absorption
N-ERGY® in the heel provides NB's most advanced shock absorption and cushioning
C-CAP® midsole provides cushioning and support
STABILITY WEB® delivers midfoot support and reduces the weight of the shoe
Ndurance® rubber compound for maximum outsole durability