Upgrade your off-duty look with this fashionable men's vest from boohoo. This sleeveless jacket resembles a waistcoat and helps to provide extra warmth for the torso, so it's ideal when you need an extra boost of warmth. Also known as a men's puffer vest or body warmer, this vest is perfect for layering, which means it's a must-have item for your closet this fall. You can wear it over anything, from long-sleeve shirts to cozy sweaters, so grab yours today.