It has vents on the sides and back, and the inner mesh makes it very light to wear. There are wrinkles, but the condition is clean. - NIKE logo, slightly peeling - Cuffs have stains from rubbing - Length: Approximately 67cm, Width: Approximately 56cm *Please refrain from purchasing if you are concerned about minor details, as this is a used item. Also, please understand that there may be overlooked scratches or stains. We are unable to respond on weekends, holidays, and during the New Year holidays. We will basically respond after the following week. Please note that there may be delays in communication and shipping. Please purchase only if you can judge from the images.