Combination synthetic and mesh upper for lightweight comfort and support.LIGHTNING DRY liner keeps your feet dry and comfortable. SURE LACE™ lacing system secure the laces while providing added midfoot support and keep the shoe snug around the foot.Long-wear drag toe bumper helps protect the toe box area. Full EVA strobel board. ACTEVA™ LITE premium lightweight midsole provides resistance to compression set and is 24% lighter than standard foam. S Curve™ TPU piece wraps from the medial heel counter through the Stability Web to the lateral forefoot for lateral support. N-ergy® provides the most advanced shock absorption and cushioning. Nylon Stability Shank embedded into midsole supports the arch and helps create a smoother gait. ABZORB® cushioning in the forefoot for shock absorption. Ndurance® rubber compound for outsole durability. Medicare / HCPCS code = A5500 Diabetic shoe Non-marking rubber outsole in a herringbone pattern allows increased traction for lateral motion and quick pivoting. Measurements:Weight: 12 ozProduct measurements were taken using size 8. Please note that measurements may vary by size.