A merchandising unit for consumer goods includes at least one wall formed of one or more panels of electrically switchable glass which are switchable between a first state and a second state. The level of light transmission through the switchable glass is greater in the second state than in the first state. The merchandising unit includes a first compartment for housing the consumer goods. The first compartment includes the at least one wall formed from one or more electrically switchable glass panels, such that in the first state the consumer goods cannot be seen through the at least one wall and in the second state the consumer goods are visible through the at least one wall.