These sippy tops are great to lid for any glass or cup as it simply stretches over and grips the top of any glass. Every sippy top has an air suction on the top and it’s simply great to turn any glass or cup into a sippy cup.
Couples alarm clock: rings that you put on your finger that vibrate to wake you up so that it doesn't wake up your significant other. --- but it would vibrate the bed. I can always hear the other person's cell phone