Featuring polyethylene naphthalate (PEN) bottles1

1995

Glass bottle
(Discontinued)

ultane1

2000

PEN bottle
Shatter-resistant
(Discontinued)

ultane2

2012 - Today

PEN bottle
Recylable

ultane3

Polyethylene naphthalate (PEN) bottles are lightweight, shatter-resistant, recyclable, and at no risk of forming Lewis acid.