boiBoy simply hangs on the outside of a cabinet dor o cpture your food waste, such as vegetable peelings, and then unhooks to store inside the cabinet when not in use. It's ergonomic and easy to use. The bin has a volume of 4.2 liters. bioBoy is equipped with a lid whih is odor-proof and hygenic. bioBoy easy to clean and dishwasher proof.