- Rounded lid provides tactile input + stability
- Sensory bumps improve grip for removal
- Sensory bumps provide tactile awareness to activate lip rounding + decrease tongue suckling
- Straw curvature promotes lip + jaw closure for safe sipping, while opening supports thick and thin liquids
- Helps children succeed with the 3-Phase Developmental Drinking Method (Dawn Winkelmann, M.S, CCC-SLP)