Zippers on the chest revealed long vertical vents on either side of the chest, so we felt fairly well-ventilated on a non-faired bike. However, because of its heft, the FXRG Nylon is more a winter, spring and fall jacket. Using it on hot days would be pushing it, especially if you ride with a windshield. An integrated but removable perforated kidney belt added comfort on long trips. Nice touch, Harley. Although the jacket looks to be all black, there is reflective pipingin the chest and shoulders, mostlyto enable drivers to make out your form at night. Two slash pockets up front give you basic storage, while an inside pocket system provides a stash for your cell phone, sunglasses and, other small items.