Ezpz Oral Development Tools are sensorimotor devices designed to help babies and toddlers practice their feeding, munching, biting and chewing skills. 4 months + Tools may help support the sensorimotor movements for pre-feeding, eating and speech skills. Tools may help to build tone and strength of lips, tongue, cheeks, gumline and jaw Use without food or dipped into breast milk, formula or purees Each tool encourages different speech sounds: Loop (t, d, n), Smile (e, s, z), Stick (oh, oo, w) Sensory bumps provide texture + tactile input Silicone material provides non-slip grip Important Note - The Oral Development Tools are not teethers or medical tools and should not be marketed as such. As a general rule, wording and references to the following words and phrases should be avoided: teething, teether, teether toy, toy, soothing, pain, discomfort, soreness and ache