PATAGONIA'S NEW CAP 4 BASE LAYER IS AN EXCELLENT LAYER FOR COLD WEATHER CONDITIONS . ITS HIGH NECK IS GREAT FOR WARMTH AND EXTRA COMFORT UNDER YOUR FOUL WEATHER GEAR. THE ZIPPER NECK CREATES A LEVEL OF STYLE AND BREATHABILITY WHILE SAILING. THE CAP 4 ZIP NECK IS ALSO USED FOR OUTDOOR ACTIVITIES SUCH AS SKIING AND HIKING. ALL CLEARANCE ITEMS ARE FINAL SALE. NO REFUNDS NO RETURNS.