Everyone might find himself in emergency situation under water somehow, what's better than wearing a life ring on wrist? Once you pull the bracelet when you are in danger, the slim bracelet will rapidly expand to a life ring to keep you afloat
A double bowl, so you can discard nut shells, olive and cherry pits, edamame . Place food in top dish and waste goes underneath out of sight and out of the way. The person who thought of this is a genius!