If you have bad eyesight, you need to read this post about the cost and benefits of LASIK surgery. It could completely change your perspective!
A company called Blandito has designed a circular, foldable pillow that can be manipulated into many shapes (bed, chair, cubbies of different kinds.) Extra larges for adults as well as children's size. I can see this being great biofeedback for sensory averse/craving children. Too bad it's still in the design phase!