It comes with a ventilation system. Please check the detailed images of the product condition. Thank you for viewing our products. To prevent any problems, please be sure to read the profile and description to the end before purchasing. 【Set Discount】 We offer discounts for multiple purchases, so if you are interested in any other items, please feel free to request a combined purchase. Suitable for both men and women. Please understand that these are used items before purchasing. 【About Size】 Measurements are taken with the item laid flat, wrinkles smoothed out, and pleats fully extended. For more details on sizing, please be sure to check the profile. Length 59 Shoulder width 61 Body width 66 Sleeve length 56 Import USA vintage vintage antique military Talon zip Euro work Euro vintage rockabilly French work American casual 40s 40s 50s 50s 60s 60s 70s 70s 80s 80s 90s 90s Y2K y2k 00s 2000s made in USA USA made American made European vintage regular American vintage US vintage