yes the hemp plastic, it is up to ten times stronger
There is an image of manila hemp in related links.
abaka
hemp
The word manila in the name "manila folder" comes from manila hemp or abaca, from which manila folders were originally made.
A Tea Bag
The process of creating manila paper is much simpler than the creation of other more high quality paper. Manila paper is made from semi-bleached wood fibers, and it weaker than most other paper. Also manila paper is originated from the Philippines and they created it out of hemp.
manila hemp
Hemp isn't jute... Hemp is from a different plant. It has longer fibres and is softer. So jute is used for stronger fabrics for furnishings, and hemp is used for clothing.
Manila paper is named after the capital city of the Philippines, Manila. It was originally made from Manila hemp fibers, which were sourced from the Philippines. The paper's characteristic color and texture led to it being associated with the city of Manila.
The word you are looking for is ABACA.
Not always: manila hemp is a a natural fiber, so is cotton.