Rating: Certified

How We Rate Brands

Shop: Mens | Womens

Home Country: Portugal

LDI Score: 0/8


Three Leaves Earned
  • ISTO provides a price breakdown for every component of their collection, from material to production.

  • ISTO suppliers are GOTS (Global Organic Textile Standard) certified.

  • ISTO garments are produced in Portugal.

  • SOMELOS supplies the fabric for ISTO shirts; The factory is GOTS, Oeko-Tex, BCI, Ponto Verde, Fair Trade, and Reach certified. 

  • Valerius Texteis supplies ISTO manufacturing; the factory is GOTS, OCS, Oeko-Tex, and BCI certified.  

  • Tintex supplies ISTO jerseys (a knitted garment with long sleeves, worn over the upper body); the factory is GOTS, OCS, GRS, Oeko-Tex, and BCI certified.

Fair Labor

Two Leaves Earned
  • ISTO only works with factories held to the highest standards in social responsibility and work policies.

  • ISTO sponsored Pais em Rede, a Portuguese NGO designed to help parents with disabled children receive old inventory T-Shirts, for a non-benefit concert organized in Lisboa.

  • ISTO garments are made in Portugal where makers are paid a living wage.

Room for Improvement:

  • ISTO can improve Fair Labor by encouraging their makers to unionize and by investing in well-being services such as health care, child care, and education.

Sustainably Made

Two Leaves Earned
  • ISTO is committed to environmental sustainability; all of their clothes are made with GOTS certified sustainable and natural fibers.

  • ISTO works with Wastebased to provide biodegradable, sustainable packaging. 

  • ISTO products are made without animal sourced materials.

Room for Improvement:

  • ISTO can improve Sustainably Made by reducing their water usage and investing in Circularity. 

Overall Score: 55

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Last Updated: 3/28/21

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