Columbia - PFG ZERO Rules™ L/S Shirt. Color Carbon. On sale for $37.50. MSRP $50.00.. 4.6 out of 5 stars+3Brand NameColumbiaProduct NamePFG ZERO Rules™ L/S ShirtGenderMen'sColorCarbonPrice$37.50MSRP: $50.00Rating5Rated 5 stars out of 5(293)