IWTO is the global authority for standards in the wool textile industry. Since 1930, IWTO has represented the collected interests of the global wool trade.

Our members come from all stages of the wool textile pipeline, from farm to retail.  Through scientific research, wool textile education and knowledge sharing, IWTO ensures a sustainable future for wool.

Our Members

Our Sponsors & Partners

Our Licensed Laboratories



IWTO holds two events each year. The annual Congress brings wool professionals together from all over the world. The Wool Round Table focuses on internal IWTO business and insight into the IWTO member country where it takes place.

View Events

Wool Statistics

How many sheep are there in the world? How much wool is produced each year? Which country is the largest wool importer?

Figures like these are key for everyone working in the wool industry and the Market Intelligence Committee is charged with providing them.


Wool Trade Standards

The IWTO standards and regulations form the basis for trade within the industry.

The Contracts & Specifications Committee is responsible for developing and updating the Specifications, Test Methods and Draft Test Methods.

Learn more about IWTO’s wool trade standards

IWTO Members, log in here to access the Red and White Books


Wool is an all-natural, renewable fibre, grown on sheep. IWTO and its Members are dedicated to making wool’s environmental qualities more understandable and quantifiable.

There are many aspects to wool sustainability.  Learn more on our Sustainability pages.

Wool for Health & Wellness

Consumer demand for products related to health and wellbeing is a key and long-term trend – and one in which wool has a large part to play.

Wool has many natural properties that are proven to be beneficial for health, wellness and comfort – learn more about these on our Health & Wellness pages.

Wool Trade Biosecurity

Ensuring positive animal health outcomes is of paramount concern for the global wool industry, including ensuring freedom from emergency animal diseases, such as Foot-and-Mouth disease (FMD).

Read more about our biosecurity work on  our Biosecurity.


IWTO Resources include Fact Sheets, Wool Notes and more – discover them all at  our Resources page.