Thanks to Nuby, I was sent a koolSoother Teether Keys to review here on Frugal and Fun Mom with my 9 month old son. Nuby koolSoother Teether Keys can be placed into the refrigerator and are filled with water to soothe and stimulate baby’s sore gums. They also have been engineered with raised textured surfaces that assist in the eruption of teeth. […]