Updates: 1) this is extended through 4/19; 2) a few brands, including Merrell, are excluded.ShoeBuy takes 20% off any order via code ANNIVERSARY08. Plus, new customers who register at checkout get an additional 10% off. This cuts adult styles of the popular Crocs to as low as $21.56 and Kid's Crocs to as low as $18.32. Plus, shipping is free, return shipping is free (so order 2-3 sizes) and there is no sales tax. With the new user discount and the 20% off, these all end up at $21.56: the unisex Crocs Caymans (pictured; these are $36 at Zappos) or Crocs Athens; the women's Crocs Mary Jane, Crocs Cleo or Crocs Malindi; the men's Crocs Scutes. Also, NFL Crocs are $25.52 and the warm-weather Crocs Mammoth are $28.76.