Mens and Boys Swim Trucks and Beach Shirt: Lined and underlined swim trunks, and pull-over beach shirt with below-elbow length sleeves set into drop-shoulder armholes, in sizes for men or boys. Trunks have buttoned patch pocket on right back, elastic in back of waistband and in leg openings of underlining, zipper closing under fly front and waistband buttoned at right front. Beach shirt has froward shoulder seams, straight neckline, patch pockets, vents in side seams and is trimmed with machine stitching