Today only, Botach via eBay offers the Tru-Spec Men's Xfire Interlock Tactical Response Uniform Shirt in several colors for $19.99. Coupon code "PICKUPSALE" cuts that to $16.99. With free shipping, that's $3 under our mention from two days ago and the lowest price we've seen. (It's the best price today by $30.) This fire-resistant shirt is available in select short, regular, and long sizes from XS to 3XL.

Note: The above coupon can be used once per account, with a $75 maximum discount.