Mens Leather Motorcycle Jacket, Front and Back Air Vents (Size 4XL, 60) Jacket is Made from Top Grade Leather, Features a Zip out lining that runs through the sleeves Jacket has 2 Air Vents on the front and 2 on the back Jacket is heavy duty soft leather with zippered cuffs Jacket has Multi pockets outside, inside pocket also and side adjustments for better fitting For Jackets best fit, order by chest size. Please measure the widest circumference of your chest or bust. Add 2 inches to your measurement and select a size. Note - if after adding 2 inches, your measurement falls in between sizes available, order the next size up. Note. If your waist is larger than your chest or bust size, please measure your waist line and order the chest size that matches your waist size. Waist sizes run about 2 to 3 inches smaller than chest size.