* Sustainable Wellbeing * Carcinogen 1,4-Dioxane / Ethylene Oxide Free * Tested by Independent Laboratory * Concentrated * Naturally Eliminates Odors at the Source * Co2 Neutral * EcoLogo Certified * Vegan Product * Septic Tank Safe EcoLogo: We do everything we can to offer you the greenest products in the world. The EcoLogo certification is proof of our environmental leadership. Co2 neutral: Attitude is manufactured using 100% renewable energy and we plant trees to compensate our inevitable greenhouse gas emissions. This is how we contribute to the fight against climate change. 1,4-dioxane and ethylene oxide may be found as contaminants in fabric refreshers. This Attitude product does not contain these by-products listed as carcinogenic to humans by the International Agency for Research on Cancer (group 1 or 2).