Men's Black Denim Jean Vest. This is a very functional denim vest with multiple pockets like Gun Pocket with 2 Holsters, IPhone Pocket. Please see details below. Men's Black Denim Jean Vest Sizing [img] Please measure the circumference of your chest with a cloth tape measure in inches and add 1 if the measurement is an odd number to get the next even number. Choose that size from the chart below. Size Chest XS 34 S 36 M 38 L 40 XL 42 2XL 44 3XL 46 4XL 48 5XL 50Jafrum