Amazon cuts 20% off a selection of men's, women's, and kids' apparel, shoes, watches, and more during its Presidents' Day Sale. Plus, Prime members receive free shipping. (Non-members can spend $35 or more to qualify for free shipping; otherwise, shipping starts at $5.48.) Save on brands like Lacoste, Tommy Hilfiger, Frye, Sperry, Marc Jacobs, PUMA, and Nine West. Deal ends February 12.