Long vertical wires
Long vertical Porcelynne wires.
A heavy gauge 3mm / 1/8 inch wide by 1.5mm / 1/16 inch thick. Long vertical wires are straight up on the ends. Regular wires have a 13mm / 1/2 inch spread at the top.
The Long Vertical Underwire is generally used on larger cup sizes for an omega shaped bust and long torso. The wires are narrower than the regular underwire, but longer.
Sold as a pair