PATAGONIA. 65706NENA. BOYS BETTER SWEATER QUARTER ZIP FLEECE. NEW NAVY. Made from all-recycled materials except for the zipper teeth the warm cozy Boys Better Sweater 1 4-Zip uses 100 percent recycled polyester sweater-knit fleece dyed with a low-impact process that significantly reduces the use of dyestuffs energy and water compared to conventional dyeing methods. Fair Trade Certified sewn.