The acrylic barbell on these navel bars is more flexible than regular surgical steel and is usually more suitable if you suffer from a reaction to metal piercing jewellery. The plastic top ball is 5mm and the bottom ball is 8mm.
Bar - 1.6mm (14g) Plastic
Length - 10mm (3/8")
5mm Top Ball, 8mm Bottom Ball
Material - Acrylic
Colour - White, Black, Pink, Red, Purple, Blue or Orange