The only used bee nets I have are Holy bee nets. For the price plus shipping I really think that you would be happier spending the money for new ones shaped the way you want them. They really don't cost that much for what you get.
Buffalo Tarp Company I think. Do an internet search.
Mark Berninghausen "To float, upheld, as salt water would hold you, once you dared." Denise Levertov, poet