The New Balance WW840 BK features a glove-like leather upper and full length ABSORB midsole offering maximum cushioning and flexibility. New Balance is the only athletic shoe manufacturer still making shoes in the US. Twenty-five percent of New Balance shoes sold domestically are produced by a US workforce, using US and imported materials. New Balance WW840BK Black Leather Women's Shoe Features include: Blown rubber outsole Leather upper Medicare / HCPCS code = A5500 Diabetic shoe Compared to standard SL-1 last, the SL-2 offers a little more room in the toe box area and fits slightly closer around the heel. Both running and walking shoes use this last. 840