Columbia - PFG ZERO Rules™ L/S Shirt. Color Cool Grey. On sale for $41.50. MSRP $50.00.. 4.6 out of 5 stars+3Brand NameColumbiaProduct NamePFG ZERO Rules™ L/S ShirtGenderMen'sColorCool GreyPrice$41.50MSRP: $50.00Rating5Rated 5 stars out of 5(293)