This deal has ended.
ShoeBuy has both women's and men's New Balance MX601 Running Shoes for $42.76 after 20% off coupon code MARCH07 (expires 3/31) reduces the $53.45 price. As always at ShoeBuy, shipping is free, as is return shipping (so buy two sizes or colors if you need to). Three men's and two women's colors are available in most sizes. There is no sales tax. See ShoeBuy's New Balance page for scores of other styles.