What is Leather Working Group?
- Globally trusted certification
Leather Working Group (LWG) is the world’s largest certification for leather manufacturers, with leading brands and supply chain partners relying on LWG certification to show that leather products have been produced responsibly. - Not-for-profit organisation
LWG brings to together brands, manufacturers and industry experts to drive responsible leather production. - Independent and rigorous standards
Manufacturers are audited using strict criteria to certify good practice. - Committed to continuous improvement
LWG standards are always in development to ensure ongoing progress in environmental performance and supply chain transparency.
What does certification cover?
- Comprehensive auditing
The LWG Leather Manufacturer Audit Standard assesses tanneries across all stages of production, from raw materials to finished leather. - Holistic evaluation
Certification covers 17 sections including environmental impact, health and safety, chemical management and traceability. - Clear performance ratings
Certified facilities earn a bronze, silver or gold rating, giving brands and consumers a transparent way to identify good leather manufacturing practices. - Built on continuous improvement
Standards are regularly updated, ensuring that certification drives ongoing progress.
Frequently Asked Questions
How is leather made?
Leather is made by transforming animal hides and skins through a process known as tanning
Are animals killed for leather?
No. Hides are a byproduct from animals raised for food, which accounts for 99% of the world’s leather. The main sources of animal hides are:
Cattle: 69%
Sheep: 13%
Goats:11%
Pigs: 6%
If not used for leather, these hides and skins would go to waste and contribute to landfill.
What are the different types of leather?
The main types of leather are full grain, aniline, suede and nubuck. Click here to learn more.
What is vegan leather?
‘Vegan leather’ is a term that is used to describe any material that is not of animal origin, including PU, plastic, vinyl and alternative materials that are described as plant-based.
If the origin of the materials used in the products you buy is important to you, look for the composition label – this should list all the component parts of the material/s used (by law in most countries).
Explore more from Leather Working Group
Through collaboration and standard setting, we are collectively creating a transparent leather value chain that achieves positive impacts aligned to our Sustainable Development Goals.