Show and Tell session 4: Responsible Designs

Please identify an describe a design which you think exhibits principles of responsible design. Describe the design and how it is used. Tell us why you chose this design and to what ends the design has been developed. Also, you need to answer this following question, are there other means to achieve the same ends this design is intended to address? Further, does the design help the user address issues concerning responsible consumption?

You will have 15 minutes.