These works exactly like a whiteboard would except these are not your everyday whiteboards.

Post My Pillow is an actual pillow (with marker) that you could write messages on. Available here.

Post My Pillow

Zero Waste is a city bag made from a single sheet of #2 plastic. Its pattern allows for zero cutting waste in manufacturing. Zero Waste can be used as a travel log, allowing you to record thoughts, inspirations and messages directly on the bag. Light weight, durable and machine washable, it includes a non-toxic marker that can be used to personalize Zero Waste with doodles, sketches and notes. Available here.

Zero Waste