I would ware the parachute pants because I live in Canada and our outside temperature varies. With the parachute pants I could seal up the ankles and waist with... moreI would ware the parachute pants because I live in Canada and our outside temperature varies. With the parachute pants I could seal up the ankles and waist with duct tape then fill up the pants with cool or warm air depending on the outside temperature. Cheers!