At Hockey Monkey, buy one pair of New Balance Men's M890v2 Running Shoes in Gray/Red or Silver/Blue for $49.98 and get a second pair for free. With free shipping, that's $24.99/pair and the lowest total price we could find by $22, although we saw them for $5 less yesterday (since expired). They're available in sizes from 9 to 12, although not in all size/color combinations.
Need them by Christmas? Opt for 3-day shipping for $19.99 and order by December 19 at 11 am ET to get them in time.