Duluth Trading Co. discounts a selection of its men's polo shirts, as listed below. Shipping adds $6.95. They're available in sizes S to 4XL, although not in all size/color combinations. The deals:
Duluth Trading Co. Men's No Polo Short Sleeve Shirt w/ Pocket in Turquoise for $17.99 (pictured, $13 off)
Duluth Trading Co. Men's Trim Fit No Polo Short Sleeve Shirt in 3 colors for $19.99 ($10 off)
Duluth Trading Co. Men's No Polo Long Sleeve Shirt in 5 colors for $22.99 ($12 off)