The Descaler (2 Pack, 2 Uses per Bottle) is made in the USA and designed for coffee machines, including Keurig and Delonghi models. Each bottle contains 8 fl oz of descaling fluid, with a total of 16 fl oz in the pack. The product is by Impresa Products and is compatible with the Impresa Products model. It comes in liquid form, unscented, and weighs 1.1 lbs.