GUPPYFRIEND Laundry BagA large part of our clothing contains synthetic materials. During washing, tiny plastic fibres break and enter rivers and oceans via the waste water and thus harm our environment. This is exactly where the Guppyfriend washing bag comes in. According to the Fraunhofer Institute UMSICHT, on average 86% fewer fibers of synthetic clothing break when washed with the washing bag. The fibers that do break collect in the corners of the washing bag after