Proozy offers the adidas Men's ClimaLite Textured Short Sleeve Polo in several colors (Navy/White pictured) for $32.99. Coupon code "DN19" cuts the price to $19. With free shipping, that's a buck under last month's mention and the lowest per unit price we've seen. (It's a low today by $10.) It's available in select sizes from S to XL.