Sassy Refreshing Rings Teether Sassy''s Refreshing Rings toy has plenty of textures to explore by mouth which encourages development of communication skills. A water filled area offers a cooling sensation and additional texture for baby to explore. Bold bright colors easy for baby''s ever developing eye sight. Designed for teething babies Water-filled section is great when chilled in refrigerator Bold colors attract babies attention and develop visual skills Multiple textures stimulate gums during teething Filled with sterilized water Age: 3+ months