Capelet - This extra layer of fabric in a trench coat keeps the rain off your shoulders and directs any water off your back.
Extra features found on more expensive strollers might include a canopy to keep the sun or rain off your child.
Your raincoat should do more than just keep the rain off your skirt, shirt or pants.
In some cases, the edges of the rim are rolled up and drain rain off in a way that doesn't interfere with the worker's activity.