custom ring binder poly ring binder vacuum formed packaging CUSTOM RING BINDER Custom ring binders has been the speciality of Metropolitan Loose Leaf for a long time now also called Custom Imprinted Looseleaf or Loose-leaf Ring Binders. Every business has its own unique needs when is comes to organizing, storing, transporting and presenting materials. At Metropolitan Loose Leaf we custom manufacture a wide range of products: custom ring binder custom imprinted ringbinders loose-leaf binders 3 ring binders poly binders vision binders view binders presentation folders portfolios certificate holders turned edge binders asemade binders slipcases custom specialty packaging audio/video binders specialty vinyl items index tabs page dividers sheet protectors warranty pockets policy holders desk pads travel wallets magazine covers