The Winkel Baby Toy from Manhattan Toy is the crazy, colorful toy of intertwined fun! With colors as bright as the rainbow, the Winkel Baby Toy is the pliable plastic toy that will engage and amuse baby while playing with the different loops and circles of this unique toy. And, to keep baby playing, the Winkel also includes a responsive rattle, to help teach cause and effect. But, the Winkel Baby Toy serves another purpose - this toy can be refrigerated to provide baby with a cooling and soothing teether! For interlocking fun and teething relief, the Winkel Baby Toy from Manhattan Toy is the toy of choice! Measures 4.5" in diameter.