Certified by the Swedish Rheumatism association, tested according to The Design for All Test, published in the Swedish Design Research Journal, 2011.
Certificado pela Associação de Reumatismo Sueca, testado em conformidade com The Design for All Test, publicado no Swedish Design Research Journal, 2011.
Com base num teste de painel interno sobre o tempo de recarga do sabonete.
based upon durability testing