Want to support production using recycled materials? Choose Devi GRS-certified products! The GRS certification confirms that at least 50% of the materials used in production come from recycled materials. Devi's charger housing is made from 97% recycled TPU. This verification takes place at every stage of the supply chain. The product packaging is entirely paper-based, glue-free, and the ink used for printing is soy-based. Throw it away without worry!