JackRabbit offers the New Balance Men's or Women's 990v4 Running Shoes in Black/Silver or Grey for $164.95. That falls to $99.98 in-cart. With free shipping, that's the lowest price we could find by $18. (Holabird Sports offers the men's in Silver/Mint for about the same price; Nordstrom has the women's in Cool Grey for about the same price.) They're available in select women's sizes from 6 to 12 and select men's sizes from 8 to 13.
These little-known sections of Amazon.com are true hidden gems for deal-seekers and impulse shoppers alike.