Men's Westbrook Flannel Shirt Parkas and our 4 Degree elite

and our 4 Degree elite fit system for an unmatched performance fit

We've extended the durability zones to make them cover even more of the sock - offering the same comfort with even more strength

it's designed with professional-grade stainless steel and TempShield double wall insulation to keep your water refreshingly ice cold for up to 24 hours

the Chiquillo can handle all that and more

paired with our unique 4-way stretch FibreFlex upper that forms to your every move

Men's Westbrook Flannel Shirt Parkas and our 4 Degree eliteRecycled cotton recycled polyester blend yarn dye plaid flannel Mulberry Evergreen cw herringbone yarn dye flannel Double chest pockets with flap and button closure Self lined interior yoke Internal security pocket Exterior prAna woven label at bottom front hem