UNDERSON UNDERSON
4.5
(110 reviews)
Our Sustainability Evaluation
5.5/7.0
excellent
Planet (3.0/3.0 pts)
+1.0
+1.0
+0.5
+0.5
-1.0
Practice (1.5/2.5 pts)
+1.0
+0.5
+0.5
+0.5
-1.0
Circularity (1.0/1.5 pts)
+0.5
+0.5
+0.5
UNDERSON UNDERSON innovates by replacing synthetic underwear fabrics with Washi (paper). This natural material is biodegradable, breathable, and reduces microplastic pollution from washing.
Evaluation updated on November 2025
About Our Sustainability Ratings
We rate businesses from 0-7 points across three pillars: Materials (3.0 max), Business Practice (2.5 max), and Circularity (1.5 max). Our system is fair to businesses of all sizes - no expensive certifications required.
Learn More About Our Rating SystemAbout the Business
A skin and environment-friendly underwear brand, with 99.9% of skin-contact areas made from washi (Japanese paper), avoiding synthetic dyes and additives.
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