Scrap-Ma-Bob Cup and Bag Clamp-On Holder allows you to create a mess free work area, avoid destructive rings in your project area. This product is a drink holder and trash bag in one. Holds 32 ounces and fits on most countertops and tables. Made of durable steel construction. Cup is not included. The bag can be used for trash and the pockets on the side can be used for tool storage!