Speech and feeding mastery tools,innovative tools for teaching tongue tip lateralization, elevations, and depressions, enhancing feeding skills and speech clearly for both and adults Advanced tongue jaw dissociation develops advanced tongue tip jaw dissociation, aiding in establishing jaw stability. ideal for addressing facials restrictions associated with tongue ties Versatile use promoting a neutral jaw position without causing fatigue. two tool types (elevations and lateralization) with optional for ball diameters cater to various needs design,safe usage the tools boast easy grip handle, easy to locate biting surfaces and a fun new color.Package,3pieces or 4pieces Wonderful ,sweet warm for friend family and yourself.