Helly hansen hustad 3in1 jacket mens the versatile helly hansen hustad 3in1 jacket boasts helly tech protection delivering a waterproof windproof and breathable shell making this the ideal choice for all weather walking mens 3in1 jacket helly tech protection component insulation system waterproof windproof and breathable 2 ply fabric construction fully seam sealed durable water repellency treatment dwr lined for comfort quick dry lining fixed hood