More than just an amazingly soft and adorable plush toy, this Slumber Bear with Silkie contains a state-of-the-art audio box that plays in-utero recordings that calm and comfort newborn babies. Invented by a doctor, and effectively used in hospital nurseries for over 27 years! The bear also comes with a plush blankie with sateen edging, a perfect way to comfort Baby with the scent of your skin. The sound and motion sensors activate bear so that when Baby moves or starts to fuss, the calming sounds begin again. The audio box is removable, so that you can strap it to a crib rail, or take it with you in the car or stroller. Bear is polyester and machine wash. Sound box is high impact plastic. Imported. 5-1/2Hx7Wx11D".