REI cuts 30% to 50% off a selection of men's, women's, and kids' winter boots, with prices starting from $29.83. Shipping adds $5.99, but orders of $50 or more qualify for free shipping. (In-store pickup is also available.) Choose from brands such as The North Face, Keen, and Merrell. Sizes may be limited. A couple of best bets, each with free shipping: