The longest-lived advertisements I have seen on a regular basis are the logos printed on my Tyvek shopping bags. But I don't use umbrellas much (full-brimmed h

The longest-lived advertisements I have seen on a regular basis are the logos printed on my Tyvek shopping bags. But I don't use umbrellas much (full-brimmed hats FTW), so my umbrella canopies are equally long-lived, but they get fewer impressions.