

Sustainability Commitment
Colección Tansu is crafted exclusively using leather that meets the rigorous standards set by the Leather Working Group (LWG). Every leather used is Gold Rated Certified, the highest distinction granted by LWG, reflecting excellence in environmental stewardship throughout the production process.
This certification guarantees that the tanning and manufacturing practices follow global best practices — including responsible water and energy use, minimized waste, and strict chemical controls.
By committing to these certified production standards, Colección Tansu embodies a philosophy of refined craftsmanship and sustainability, ensuring that each piece is both luxurious and ethically made.

what is gold rated certification?
Who is responsible
- Leather Working Group (LWG) – A global multi-stakeholder group made up of brands, leather manufacturers, suppliers, retailers, and NGOs.
- LWG Approved Auditors – Independent, third-party auditors trained and authorized by LWG to conduct on-site assessments.
- Tanneries and leather manufacturers – They are responsible for meeting the LWG standards and applying for the audit.
In short, LWG develops the standards, auditors assess compliance, and leather producers implement sustainable practices to earn the certification.

Environmental Standards & Certifications
To ensure that we are doing our part in preserving the planet, we work with suppliers and certification organizations that hold the highest environmental standards.
Global Organic Textile Standard (GOTS)
Our leather and fabric materials are certified by the *Global Organic Textile Standard (GOTS)*, ensuring that our materials meet rigorous environmental and social criteria.
OEKO-TEX Standard 100
Many of our materials have been tested for harmful substances and are certified under the *OEKO-TEX Standard 100*, ensuring that they are free from any toxic chemicals that could harm human health or the environment.