# What Is a Nylon Breathable Membrane? How Polyamide Monolithic Film Works

> Source: https://breathablefilm.com/news/knowledge-center/what-is-a-nylon-breathable-membrane-how-polyamide-monolithic-film-works/
> Author: kh_sales02
> Published: 2026-09-22
> Updated: 2026-09-23

AquaVene™ Nylon is a monolithic, non-porous polyamide film — not woven Nylon fabric — that moves moisture via molecular diffusion through hydrophilic regions of the polymer, without any physical pores.