Do you want to support production from recycled materials? Choose Devi products with GRS certification! The GRS certification confirms that at least 50% of the materials used in production come from recycling. In Devi products, the housing of the charger is made of 97% recycled TPU. Control is exercised at all stages of the supply chain. The packaging of the products is made entirely of paper, contains no glue, and the ink used is soy-based. You can safely dispose of it in the paper recycling bin!.